208607295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 382273920

約数和(自身を除く): 173666625

約数列:

[1, 3, 5, 13, 15, 29, 37, 39, 65, 87, 111, 145, 185, 195, 377, 435, 481, 555, 997, 1073, 1131, 1443, 1885, 2405, 2991, 3219, 4985, 5365, 5655, 7215, 12961, 13949, 14955, 16095, 28913, 36889, 38883, 41847, 64805, 69745, 86739, 110667, 144565, 184445, 194415, 209235, 375869, 433695, 479557, 553335, 1069781, 1127607, 1438671, 1879345, 2397785, 3209343, 5348905, 5638035, 7193355, 13907153, 16046715, 41721459, 69535765, 208607295]

約数ペア:

[(1, 208607295), (3, 69535765), (5, 41721459), (13, 16046715), (15, 13907153), (29, 7193355), (37, 5638035), (39, 5348905), (65, 3209343), (87, 2397785), (111, 1879345), (145, 1438671), (185, 1127607), (195, 1069781), (377, 553335), (435, 479557), (481, 433695), (555, 375869), (997, 209235), (1073, 194415), (1131, 184445), (1443, 144565), (1885, 110667), (2405, 86739), (2991, 69745), (3219, 64805), (4985, 41847), (5365, 38883), (5655, 36889), (7215, 28913), (12961, 16095), (13949, 14955)]