15881128

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{6869}}^1$

素因数の和:6909

約数の個数: 24

約数和(自身を含む): 31636350

約数和(自身を除く): 15755222

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 6869, 13738, 27476, 54952, 116773, 233546, 467092, 934184, 1985141, 3970282, 7940564, 15881128]

約数ペア:

[(1, 15881128), (2, 7940564), (4, 3970282), (8, 1985141), (17, 934184), (34, 467092), (68, 233546), (136, 116773), (289, 54952), (578, 27476), (1156, 13738), (2312, 6869)]