1375504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 3046680

約数和(自身を除く): 1671176

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 389, 442, 778, 884, 1556, 1768, 3112, 3536, 5057, 6224, 6613, 10114, 13226, 20228, 26452, 40456, 52904, 80912, 85969, 105808, 171938, 343876, 687752, 1375504]

約数ペア:

[(1, 1375504), (2, 687752), (4, 343876), (8, 171938), (13, 105808), (16, 85969), (17, 80912), (26, 52904), (34, 40456), (52, 26452), (68, 20228), (104, 13226), (136, 10114), (208, 6613), (221, 6224), (272, 5057), (389, 3536), (442, 3112), (778, 1768), (884, 1556)]