315661008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{505867}}^1$

素因数の和:505891

約数の個数: 40

約数和(自身を含む): 878186848

約数和(自身を除く): 562525840

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 505867, 1011734, 1517601, 2023468, 3035202, 4046936, 6070404, 6576271, 8093872, 12140808, 13152542, 19728813, 24281616, 26305084, 39457626, 52610168, 78915252, 105220336, 157830504, 315661008]

約数ペア:

[(1, 315661008), (2, 157830504), (3, 105220336), (4, 78915252), (6, 52610168), (8, 39457626), (12, 26305084), (13, 24281616), (16, 19728813), (24, 13152542), (26, 12140808), (39, 8093872), (48, 6576271), (52, 6070404), (78, 4046936), (104, 3035202), (156, 2023468), (208, 1517601), (312, 1011734), (624, 505867)]