389627865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 748587840

約数和(自身を除く): 358959975

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 163, 165, 363, 439, 489, 495, 605, 815, 1089, 1317, 1467, 1793, 1815, 2195, 2445, 3951, 4829, 5379, 5445, 6585, 7335, 8965, 14487, 16137, 19723, 19755, 24145, 26895, 43461, 53119, 59169, 71557, 72435, 80685, 98615, 159357, 177507, 214671, 217305, 265595, 295845, 357785, 478071, 644013, 787127, 796785, 887535, 1073355, 2361381, 2390355, 3220065, 3935635, 7084143, 8658397, 11806905, 25975191, 35420715, 43291985, 77925573, 129875955, 389627865]

約数ペア:

[(1, 389627865), (3, 129875955), (5, 77925573), (9, 43291985), (11, 35420715), (15, 25975191), (33, 11806905), (45, 8658397), (55, 7084143), (99, 3935635), (121, 3220065), (163, 2390355), (165, 2361381), (363, 1073355), (439, 887535), (489, 796785), (495, 787127), (605, 644013), (815, 478071), (1089, 357785), (1317, 295845), (1467, 265595), (1793, 217305), (1815, 214671), (2195, 177507), (2445, 159357), (3951, 98615), (4829, 80685), (5379, 72435), (5445, 71557), (6585, 59169), (7335, 53119), (8965, 43461), (14487, 26895), (16137, 24145), (19723, 19755)]