251917968

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{308723}}^1$

素因数の和:308751

約数の個数: 40

約数和(自身を含む): 689071968

約数和(自身を除く): 437154000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 308723, 617446, 926169, 1234892, 1852338, 2469784, 3704676, 4939568, 5248291, 7409352, 10496582, 14818704, 15744873, 20993164, 31489746, 41986328, 62979492, 83972656, 125958984, 251917968]

約数ペア:

[(1, 251917968), (2, 125958984), (3, 83972656), (4, 62979492), (6, 41986328), (8, 31489746), (12, 20993164), (16, 15744873), (17, 14818704), (24, 10496582), (34, 7409352), (48, 5248291), (51, 4939568), (68, 3704676), (102, 2469784), (136, 1852338), (204, 1234892), (272, 926169), (408, 617446), (816, 308723)]