28423903185

素因数分解:

$3^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1429}}^1$

素因数の和:1579

約数の個数: 128

約数和(自身を含む): 54708825600

約数和(自身を除く): 26284922415

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 107, 135, 153, 243, 255, 321, 405, 459, 535, 729, 765, 963, 1215, 1377, 1429, 1605, 1819, 2187, 2295, 2889, 3645, 4131, 4287, 4815, 5457, 6885, 7145, 8667, 9095, 10935, 12393, 12861, 14445, 16371, 20655, 21435, 24293, 26001, 27285, 37179, 38583, 43335, 49113, 61965, 64305, 72879, 78003, 81855, 115749, 121465, 130005, 147339, 152903, 185895, 192915, 218637, 234009, 245565, 347247, 364395, 390015, 442017, 458709, 578745, 655911, 736695, 764515, 1041741, 1093185, 1170045, 1326051, 1376127, 1736235, 1967733, 2210085, 2293545, 2599351, 3125223, 3279555, 3978153, 4128381, 5208705, 5903199, 6630255, 6880635, 7798053, 9838665, 12385143, 12996755, 15626115, 17709597, 19890765, 20641905, 23394159, 29515995, 37155429, 38990265, 53128791, 61925715, 70182477, 88547985, 111466287, 116970795, 185777145, 210547431, 265643955, 334398861, 350912385, 557331435, 631642293, 1052737155, 1671994305, 1894926879, 3158211465, 5684780637, 9474634395, 28423903185]

約数ペア:

[(1, 28423903185), (3, 9474634395), (5, 5684780637), (9, 3158211465), (15, 1894926879), (17, 1671994305), (27, 1052737155), (45, 631642293), (51, 557331435), (81, 350912385), (85, 334398861), (107, 265643955), (135, 210547431), (153, 185777145), (243, 116970795), (255, 111466287), (321, 88547985), (405, 70182477), (459, 61925715), (535, 53128791), (729, 38990265), (765, 37155429), (963, 29515995), (1215, 23394159), (1377, 20641905), (1429, 19890765), (1605, 17709597), (1819, 15626115), (2187, 12996755), (2295, 12385143), (2889, 9838665), (3645, 7798053), (4131, 6880635), (4287, 6630255), (4815, 5903199), (5457, 5208705), (6885, 4128381), (7145, 3978153), (8667, 3279555), (9095, 3125223), (10935, 2599351), (12393, 2293545), (12861, 2210085), (14445, 1967733), (16371, 1736235), (20655, 1376127), (21435, 1326051), (24293, 1170045), (26001, 1093185), (27285, 1041741), (37179, 764515), (38583, 736695), (43335, 655911), (49113, 578745), (61965, 458709), (64305, 442017), (72879, 390015), (78003, 364395), (81855, 347247), (115749, 245565), (121465, 234009), (130005, 218637), (147339, 192915), (152903, 185895)]