1663242539

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{18749}}^1$

素因数の和:18827

約数の個数: 32

約数和(自身を含む): 2160000000

約数和(自身を除く): 496757461

約数列:

[1, 7, 19, 23, 29, 133, 161, 203, 437, 551, 667, 3059, 3857, 4669, 12673, 18749, 88711, 131243, 356231, 431227, 543721, 2493617, 3018589, 3806047, 8193313, 10330699, 12505583, 57353191, 72314893, 87539081, 237606077, 1663242539]

約数ペア:

[(1, 1663242539), (7, 237606077), (19, 87539081), (23, 72314893), (29, 57353191), (133, 12505583), (161, 10330699), (203, 8193313), (437, 3806047), (551, 3018589), (667, 2493617), (3059, 543721), (3857, 431227), (4669, 356231), (12673, 131243), (18749, 88711)]