64712817

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:910

約数の個数: 32

約数和(自身を含む): 103743360

約数和(自身を除く): 39030543

約数列:

[1, 3, 9, 13, 27, 39, 117, 331, 351, 557, 993, 1671, 2979, 4303, 5013, 7241, 8937, 12909, 15039, 21723, 38727, 65169, 116181, 184367, 195507, 553101, 1659303, 2396771, 4977909, 7190313, 21570939, 64712817]

約数ペア:

[(1, 64712817), (3, 21570939), (9, 7190313), (13, 4977909), (27, 2396771), (39, 1659303), (117, 553101), (331, 195507), (351, 184367), (557, 116181), (993, 65169), (1671, 38727), (2979, 21723), (4303, 15039), (5013, 12909), (7241, 8937)]