64919921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3224

約数の個数: 16

約数和(自身を含む): 74328576

約数和(自身を除く): 9408655

約数列:

[1, 11, 31, 61, 341, 671, 1891, 3121, 20801, 34331, 96751, 190381, 1064261, 2094191, 5901811, 64919921]

約数ペア:

[(1, 64919921), (11, 5901811), (31, 2094191), (61, 1064261), (341, 190381), (671, 96751), (1891, 34331), (3121, 20801)]