11508885

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 20876856

約数和(自身を除く): 9367971

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 181, 405, 471, 543, 785, 905, 1413, 1629, 2355, 2715, 4239, 4887, 7065, 8145, 12717, 14661, 21195, 24435, 28417, 63585, 73305, 85251, 142085, 255753, 426255, 767259, 1278765, 2301777, 3836295, 11508885]

約数ペア:

[(1, 11508885), (3, 3836295), (5, 2301777), (9, 1278765), (15, 767259), (27, 426255), (45, 255753), (81, 142085), (135, 85251), (157, 73305), (181, 63585), (405, 28417), (471, 24435), (543, 21195), (785, 14661), (905, 12717), (1413, 8145), (1629, 7065), (2355, 4887), (2715, 4239)]