2491958

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 32

約数和(自身を含む): 4561920

約数和(自身を除く): 2069962

約数列:

[1, 2, 7, 14, 23, 46, 71, 109, 142, 161, 218, 322, 497, 763, 994, 1526, 1633, 2507, 3266, 5014, 7739, 11431, 15478, 17549, 22862, 35098, 54173, 108346, 177997, 355994, 1245979, 2491958]

約数ペア:

[(1, 2491958), (2, 1245979), (7, 355994), (14, 177997), (23, 108346), (46, 54173), (71, 35098), (109, 22862), (142, 17549), (161, 15478), (218, 11431), (322, 7739), (497, 5014), (763, 3266), (994, 2507), (1526, 1633)]