31715948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 64864800

約数和(自身を除く): 33148852

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 109, 187, 218, 374, 389, 436, 748, 778, 1199, 1556, 1853, 2398, 3706, 4279, 4796, 6613, 7412, 8558, 13226, 17116, 20383, 26452, 40766, 42401, 72743, 81532, 84802, 145486, 169604, 290972, 466411, 720817, 932822, 1441634, 1865644, 2883268, 7928987, 15857974, 31715948]

約数ペア:

[(1, 31715948), (2, 15857974), (4, 7928987), (11, 2883268), (17, 1865644), (22, 1441634), (34, 932822), (44, 720817), (68, 466411), (109, 290972), (187, 169604), (218, 145486), (374, 84802), (389, 81532), (436, 72743), (748, 42401), (778, 40766), (1199, 26452), (1556, 20383), (1853, 17116), (2398, 13226), (3706, 8558), (4279, 7412), (4796, 6613)]