217410544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2687}}^1$

素因数の和:3097

約数の個数: 40

約数和(自身を含む): 454970880

約数和(自身を除く): 237560336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 1556, 2687, 3112, 5057, 5374, 6224, 10114, 10748, 20228, 21496, 34931, 40456, 42992, 69862, 80912, 139724, 279448, 558896, 1045243, 2090486, 4180972, 8361944, 13588159, 16723888, 27176318, 54352636, 108705272, 217410544]

約数ペア:

[(1, 217410544), (2, 108705272), (4, 54352636), (8, 27176318), (13, 16723888), (16, 13588159), (26, 8361944), (52, 4180972), (104, 2090486), (208, 1045243), (389, 558896), (778, 279448), (1556, 139724), (2687, 80912), (3112, 69862), (5057, 42992), (5374, 40456), (6224, 34931), (10114, 21496), (10748, 20228)]