217961874

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1237}}^1$

素因数の和:1512

約数の個数: 64

約数和(自身を含む): 524119680

約数和(自身を除く): 306157806

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 251, 351, 502, 702, 753, 1237, 1506, 2259, 2474, 3263, 3711, 4518, 6526, 6777, 7422, 9789, 11133, 13554, 16081, 19578, 22266, 29367, 32162, 33399, 48243, 58734, 66798, 88101, 96486, 144729, 176202, 289458, 310487, 434187, 620974, 868374, 931461, 1862922, 2794383, 4036331, 5588766, 8072662, 8383149, 12108993, 16766298, 24217986, 36326979, 72653958, 108980937, 217961874]

約数ペア:

[(1, 217961874), (2, 108980937), (3, 72653958), (6, 36326979), (9, 24217986), (13, 16766298), (18, 12108993), (26, 8383149), (27, 8072662), (39, 5588766), (54, 4036331), (78, 2794383), (117, 1862922), (234, 931461), (251, 868374), (351, 620974), (502, 434187), (702, 310487), (753, 289458), (1237, 176202), (1506, 144729), (2259, 96486), (2474, 88101), (3263, 66798), (3711, 58734), (4518, 48243), (6526, 33399), (6777, 32162), (7422, 29367), (9789, 22266), (11133, 19578), (13554, 16081)]