279439290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238837}}^1$

素因数の和:238863

約数の個数: 48

約数和(自身を含む): 782433288

約数和(自身を除く): 502993998

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 238837, 477674, 716511, 1194185, 1433022, 2149533, 2388370, 3104881, 3582555, 4299066, 6209762, 7165110, 9314643, 10747665, 15524405, 18629286, 21495330, 27943929, 31048810, 46573215, 55887858, 93146430, 139719645, 279439290]

約数ペア:

[(1, 279439290), (2, 139719645), (3, 93146430), (5, 55887858), (6, 46573215), (9, 31048810), (10, 27943929), (13, 21495330), (15, 18629286), (18, 15524405), (26, 10747665), (30, 9314643), (39, 7165110), (45, 6209762), (65, 4299066), (78, 3582555), (90, 3104881), (117, 2388370), (130, 2149533), (195, 1433022), (234, 1194185), (390, 716511), (585, 477674), (1170, 238837)]