64472947

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 85524480

約数和(自身を除く): 21051533

約数列:

[1, 7, 11, 19, 77, 127, 133, 209, 347, 889, 1397, 1463, 2413, 2429, 3817, 6593, 9779, 16891, 26543, 26719, 44069, 46151, 72523, 185801, 308483, 484759, 507661, 837311, 3393313, 5861177, 9210421, 64472947]

約数ペア:

[(1, 64472947), (7, 9210421), (11, 5861177), (19, 3393313), (77, 837311), (127, 507661), (133, 484759), (209, 308483), (347, 185801), (889, 72523), (1397, 46151), (1463, 44069), (2413, 26719), (2429, 26543), (3817, 16891), (6593, 9779)]