128430908

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{2707}}^1$

素因数の和:3149

約数の個数: 24

約数和(自身を含む): 233158800

約数和(自身を除く): 104727892

約数列:

[1, 2, 4, 29, 58, 116, 409, 818, 1636, 2707, 5414, 10828, 11861, 23722, 47444, 78503, 157006, 314012, 1107163, 2214326, 4428652, 32107727, 64215454, 128430908]

約数ペア:

[(1, 128430908), (2, 64215454), (4, 32107727), (29, 4428652), (58, 2214326), (116, 1107163), (409, 314012), (818, 157006), (1636, 78503), (2707, 47444), (5414, 23722), (10828, 11861)]