64199478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21529}}^1$

素因数の和:21612

約数の個数: 32

約数和(自身を含む): 148815360

約数和(自身を除く): 84615882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 21529, 43058, 64587, 129174, 150703, 301406, 452109, 904218, 1528559, 3057118, 4585677, 9171354, 10699913, 21399826, 32099739, 64199478]

約数ペア:

[(1, 64199478), (2, 32099739), (3, 21399826), (6, 10699913), (7, 9171354), (14, 4585677), (21, 3057118), (42, 1528559), (71, 904218), (142, 452109), (213, 301406), (426, 150703), (497, 129174), (994, 64587), (1491, 43058), (2982, 21529)]