31253256

素因数分解:

$2^3\times 3^3\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 87307200

約数和(自身を除く): 56053944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 257, 514, 563, 771, 1028, 1126, 1542, 1689, 2056, 2252, 2313, 3084, 3378, 4504, 4626, 5067, 6168, 6756, 6939, 9252, 10134, 13512, 13878, 15201, 18504, 20268, 27756, 30402, 40536, 55512, 60804, 121608, 144691, 289382, 434073, 578764, 868146, 1157528, 1302219, 1736292, 2604438, 3472584, 3906657, 5208876, 7813314, 10417752, 15626628, 31253256]

約数ペア:

[(1, 31253256), (2, 15626628), (3, 10417752), (4, 7813314), (6, 5208876), (8, 3906657), (9, 3472584), (12, 2604438), (18, 1736292), (24, 1302219), (27, 1157528), (36, 868146), (54, 578764), (72, 434073), (108, 289382), (216, 144691), (257, 121608), (514, 60804), (563, 55512), (771, 40536), (1028, 30402), (1126, 27756), (1542, 20268), (1689, 18504), (2056, 15201), (2252, 13878), (2313, 13512), (3084, 10134), (3378, 9252), (4504, 6939), (4626, 6756), (5067, 6168)]