128425830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{329297}}^1$

素因数の和:329320

約数の個数: 32

約数和(自身を含む): 331932384

約数和(自身を除く): 203506554

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 329297, 658594, 987891, 1646485, 1975782, 3292970, 4280861, 4939455, 8561722, 9878910, 12842583, 21404305, 25685166, 42808610, 64212915, 128425830]

約数ペア:

[(1, 128425830), (2, 64212915), (3, 42808610), (5, 25685166), (6, 21404305), (10, 12842583), (13, 9878910), (15, 8561722), (26, 4939455), (30, 4280861), (39, 3292970), (65, 1975782), (78, 1646485), (130, 987891), (195, 658594), (390, 329297)]