201427305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 357654528

約数和(自身を除く): 156227223

約数列:

[1, 3, 5, 15, 17, 31, 51, 83, 85, 93, 155, 249, 255, 307, 415, 465, 527, 921, 1245, 1411, 1535, 1581, 2573, 2635, 4233, 4605, 5219, 7055, 7719, 7905, 9517, 12865, 15657, 21165, 25481, 26095, 28551, 38595, 43741, 47585, 76443, 78285, 127405, 131223, 142755, 161789, 218705, 382215, 433177, 485367, 656115, 789911, 808945, 1299531, 2165885, 2369733, 2426835, 3949555, 6497655, 11848665, 13428487, 40285461, 67142435, 201427305]

約数ペア:

[(1, 201427305), (3, 67142435), (5, 40285461), (15, 13428487), (17, 11848665), (31, 6497655), (51, 3949555), (83, 2426835), (85, 2369733), (93, 2165885), (155, 1299531), (249, 808945), (255, 789911), (307, 656115), (415, 485367), (465, 433177), (527, 382215), (921, 218705), (1245, 161789), (1411, 142755), (1535, 131223), (1581, 127405), (2573, 78285), (2635, 76443), (4233, 47585), (4605, 43741), (5219, 38595), (7055, 28551), (7719, 26095), (7905, 25481), (9517, 21165), (12865, 15657)]