23216985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 48522240

約数和(自身を除く): 25305255

約数列:

[1, 3, 5, 9, 11, 15, 17, 31, 33, 45, 51, 55, 85, 89, 93, 99, 153, 155, 165, 187, 255, 267, 279, 341, 445, 465, 495, 527, 561, 765, 801, 935, 979, 1023, 1335, 1395, 1513, 1581, 1683, 1705, 2635, 2759, 2805, 2937, 3069, 4005, 4539, 4743, 4895, 5115, 5797, 7565, 7905, 8277, 8415, 8811, 13617, 13795, 14685, 15345, 16643, 17391, 22695, 23715, 24831, 28985, 30349, 41385, 44055, 46903, 49929, 52173, 68085, 83215, 86955, 91047, 124155, 140709, 149787, 151745, 234515, 249645, 260865, 273141, 422127, 455235, 515933, 703545, 748935, 1365705, 1547799, 2110635, 2579665, 4643397, 7738995, 23216985]

約数ペア:

[(1, 23216985), (3, 7738995), (5, 4643397), (9, 2579665), (11, 2110635), (15, 1547799), (17, 1365705), (31, 748935), (33, 703545), (45, 515933), (51, 455235), (55, 422127), (85, 273141), (89, 260865), (93, 249645), (99, 234515), (153, 151745), (155, 149787), (165, 140709), (187, 124155), (255, 91047), (267, 86955), (279, 83215), (341, 68085), (445, 52173), (465, 49929), (495, 46903), (527, 44055), (561, 41385), (765, 30349), (801, 28985), (935, 24831), (979, 23715), (1023, 22695), (1335, 17391), (1395, 16643), (1513, 15345), (1581, 14685), (1683, 13795), (1705, 13617), (2635, 8811), (2759, 8415), (2805, 8277), (2937, 7905), (3069, 7565), (4005, 5797), (4539, 5115), (4743, 4895)]