656814028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 1255604224

約数和(自身を除く): 598790196

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 271, 367, 508, 542, 734, 1084, 1468, 1651, 3302, 3523, 4771, 6604, 7046, 9542, 14092, 19084, 34417, 46609, 68834, 93218, 99457, 137668, 186436, 198914, 397828, 447421, 605917, 894842, 1211834, 1292941, 1789684, 2423668, 2585882, 5171764, 12631039, 25262078, 50524156, 164203507, 328407014, 656814028]

約数ペア:

[(1, 656814028), (2, 328407014), (4, 164203507), (13, 50524156), (26, 25262078), (52, 12631039), (127, 5171764), (254, 2585882), (271, 2423668), (367, 1789684), (508, 1292941), (542, 1211834), (734, 894842), (1084, 605917), (1468, 447421), (1651, 397828), (3302, 198914), (3523, 186436), (4771, 137668), (6604, 99457), (7046, 93218), (9542, 68834), (14092, 46609), (19084, 34417)]