839454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 64

約数和(自身を含む): 2211840

約数和(自身を除く): 1372386

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 79, 138, 154, 158, 161, 231, 237, 253, 322, 462, 474, 483, 506, 553, 759, 869, 966, 1106, 1518, 1659, 1738, 1771, 1817, 2607, 3318, 3542, 3634, 5214, 5313, 5451, 6083, 10626, 10902, 12166, 12719, 18249, 19987, 25438, 36498, 38157, 39974, 59961, 76314, 119922, 139909, 279818, 419727, 839454]

約数ペア:

[(1, 839454), (2, 419727), (3, 279818), (6, 139909), (7, 119922), (11, 76314), (14, 59961), (21, 39974), (22, 38157), (23, 36498), (33, 25438), (42, 19987), (46, 18249), (66, 12719), (69, 12166), (77, 10902), (79, 10626), (138, 6083), (154, 5451), (158, 5313), (161, 5214), (231, 3634), (237, 3542), (253, 3318), (322, 2607), (462, 1817), (474, 1771), (483, 1738), (506, 1659), (553, 1518), (759, 1106), (869, 966)]