399291258

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1\times {\mathrm{1879}}^1$

素因数の和:2322

約数の個数: 32

約数和(自身を含む): 808911360

約数和(自身を除く): 409620102

約数列:

[1, 2, 3, 6, 107, 214, 321, 331, 642, 662, 993, 1879, 1986, 3758, 5637, 11274, 35417, 70834, 106251, 201053, 212502, 402106, 603159, 621949, 1206318, 1243898, 1865847, 3731694, 66548543, 133097086, 199645629, 399291258]

約数ペア:

[(1, 399291258), (2, 199645629), (3, 133097086), (6, 66548543), (107, 3731694), (214, 1865847), (321, 1243898), (331, 1206318), (642, 621949), (662, 603159), (993, 402106), (1879, 212502), (1986, 201053), (3758, 106251), (5637, 70834), (11274, 35417)]