74991917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3993

約数の個数: 32

約数和(自身を含む): 106014720

約数和(自身を除く): 31022803

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 3943, 19019, 27601, 43373, 51259, 74917, 303611, 358813, 524419, 563849, 824087, 973921, 3946943, 5768609, 6817447, 10713131, 74991917]

約数ペア:

[(1, 74991917), (7, 10713131), (11, 6817447), (13, 5768609), (19, 3946943), (77, 973921), (91, 824087), (133, 563849), (143, 524419), (209, 358813), (247, 303611), (1001, 74917), (1463, 51259), (1729, 43373), (2717, 27601), (3943, 19019)]