646880056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{44453}}^1$

素因数の和:44583

約数の個数: 32

約数和(自身を含む): 1296278640

約数和(自身を除く): 649398584

約数列:

[1, 2, 4, 8, 17, 34, 68, 107, 136, 214, 428, 856, 1819, 3638, 7276, 14552, 44453, 88906, 177812, 355624, 755701, 1511402, 3022804, 4756471, 6045608, 9512942, 19025884, 38051768, 80860007, 161720014, 323440028, 646880056]

約数ペア:

[(1, 646880056), (2, 323440028), (4, 161720014), (8, 80860007), (17, 38051768), (34, 19025884), (68, 9512942), (107, 6045608), (136, 4756471), (214, 3022804), (428, 1511402), (856, 755701), (1819, 355624), (3638, 177812), (7276, 88906), (14552, 44453)]