38927889

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 78624000

約数和(自身を除く): 39696111

約数列:

[1, 3, 7, 9, 11, 13, 21, 29, 33, 39, 63, 77, 87, 91, 99, 117, 143, 149, 203, 231, 261, 273, 319, 377, 429, 447, 609, 693, 819, 957, 1001, 1043, 1131, 1287, 1341, 1639, 1827, 1937, 2233, 2639, 2871, 3003, 3129, 3393, 4147, 4321, 4917, 5811, 6699, 7917, 9009, 9387, 11473, 12441, 12963, 13559, 14751, 17433, 20097, 21307, 23751, 29029, 30247, 34419, 37323, 38889, 40677, 47531, 56173, 63921, 87087, 90741, 103257, 122031, 142593, 149149, 168519, 191763, 261261, 272223, 332717, 393211, 427779, 447447, 505557, 617903, 998151, 1179633, 1342341, 1853709, 2994453, 3538899, 4325321, 5561127, 12975963, 38927889]

約数ペア:

[(1, 38927889), (3, 12975963), (7, 5561127), (9, 4325321), (11, 3538899), (13, 2994453), (21, 1853709), (29, 1342341), (33, 1179633), (39, 998151), (63, 617903), (77, 505557), (87, 447447), (91, 427779), (99, 393211), (117, 332717), (143, 272223), (149, 261261), (203, 191763), (231, 168519), (261, 149149), (273, 142593), (319, 122031), (377, 103257), (429, 90741), (447, 87087), (609, 63921), (693, 56173), (819, 47531), (957, 40677), (1001, 38889), (1043, 37323), (1131, 34419), (1287, 30247), (1341, 29029), (1639, 23751), (1827, 21307), (1937, 20097), (2233, 17433), (2639, 14751), (2871, 13559), (3003, 12963), (3129, 12441), (3393, 11473), (4147, 9387), (4321, 9009), (4917, 7917), (5811, 6699)]