207870399

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 337128480

約数和(自身を除く): 129258081

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 173, 229, 477, 519, 583, 687, 1557, 1749, 1903, 2061, 2519, 5247, 5709, 7557, 9169, 12137, 17127, 22671, 27507, 36411, 39617, 82521, 100859, 109233, 118851, 133507, 302577, 356553, 400521, 435787, 907731, 1201563, 1307361, 2099701, 3922083, 6299103, 18897309, 23096711, 69290133, 207870399]

約数ペア:

[(1, 207870399), (3, 69290133), (9, 23096711), (11, 18897309), (33, 6299103), (53, 3922083), (99, 2099701), (159, 1307361), (173, 1201563), (229, 907731), (477, 435787), (519, 400521), (583, 356553), (687, 302577), (1557, 133507), (1749, 118851), (1903, 109233), (2061, 100859), (2519, 82521), (5247, 39617), (5709, 36411), (7557, 27507), (9169, 22671), (12137, 17127)]