25712882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 43095360

約数和(自身を除く): 17382478

約数列:

[1, 2, 13, 26, 43, 86, 109, 211, 218, 422, 559, 1118, 1417, 2743, 2834, 4687, 5486, 9073, 9374, 18146, 22999, 45998, 60931, 117949, 121862, 235898, 298987, 597974, 988957, 1977914, 12856441, 25712882]

約数ペア:

[(1, 25712882), (2, 12856441), (13, 1977914), (26, 988957), (43, 597974), (86, 298987), (109, 235898), (211, 121862), (218, 117949), (422, 60931), (559, 45998), (1118, 22999), (1417, 18146), (2743, 9374), (2834, 9073), (4687, 5486)]