64279894

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2243}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 52049066

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 2243, 4094, 4486, 14329, 15701, 28658, 31402, 51589, 103178, 199627, 361123, 399254, 722246, 1397389, 2794778, 4591421, 9182842, 32139947, 64279894]

約数ペア:

[(1, 64279894), (2, 32139947), (7, 9182842), (14, 4591421), (23, 2794778), (46, 1397389), (89, 722246), (161, 399254), (178, 361123), (322, 199627), (623, 103178), (1246, 51589), (2047, 31402), (2243, 28658), (4094, 15701), (4486, 14329)]