66196665

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 121867200

約数和(自身を除く): 55670535

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 139, 171, 285, 417, 557, 695, 855, 1251, 1671, 2085, 2641, 2785, 5013, 6255, 7923, 8355, 10583, 13205, 23769, 25065, 31749, 39615, 52915, 77423, 95247, 118845, 158745, 232269, 387115, 476235, 696807, 1161345, 1471037, 3484035, 4413111, 7355185, 13239333, 22065555, 66196665]

約数ペア:

[(1, 66196665), (3, 22065555), (5, 13239333), (9, 7355185), (15, 4413111), (19, 3484035), (45, 1471037), (57, 1161345), (95, 696807), (139, 476235), (171, 387115), (285, 232269), (417, 158745), (557, 118845), (695, 95247), (855, 77423), (1251, 52915), (1671, 39615), (2085, 31749), (2641, 25065), (2785, 23769), (5013, 13205), (6255, 10583), (7923, 8355)]