85811445

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 154906752

約数和(自身を除く): 69095307

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 215, 305, 387, 549, 645, 727, 915, 1935, 2181, 2623, 2745, 3635, 6543, 7869, 10905, 13115, 23607, 31261, 32715, 39345, 44347, 93783, 118035, 133041, 156305, 221735, 281349, 399123, 468915, 665205, 1406745, 1906921, 1995615, 5720763, 9534605, 17162289, 28603815, 85811445]

約数ペア:

[(1, 85811445), (3, 28603815), (5, 17162289), (9, 9534605), (15, 5720763), (43, 1995615), (45, 1906921), (61, 1406745), (129, 665205), (183, 468915), (215, 399123), (305, 281349), (387, 221735), (549, 156305), (645, 133041), (727, 118035), (915, 93783), (1935, 44347), (2181, 39345), (2623, 32715), (2745, 31261), (3635, 23607), (6543, 13115), (7869, 10905)]