388391027

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 445927680

約数和(自身を除く): 57536653

約数列:

[1, 17, 19, 67, 131, 137, 323, 1139, 1273, 2227, 2329, 2489, 2603, 8777, 9179, 17947, 21641, 42313, 44251, 149209, 156043, 166763, 174401, 305099, 340993, 1202449, 2834971, 2964817, 5796881, 20441633, 22846531, 388391027]

約数ペア:

[(1, 388391027), (17, 22846531), (19, 20441633), (67, 5796881), (131, 2964817), (137, 2834971), (323, 1202449), (1139, 340993), (1273, 305099), (2227, 174401), (2329, 166763), (2489, 156043), (2603, 149209), (8777, 44251), (9179, 42313), (17947, 21641)]