428049370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 899110656

約数和(自身を除く): 471061286

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 211, 365, 397, 422, 511, 730, 794, 1022, 1055, 1477, 1985, 2110, 2555, 2779, 2954, 3970, 5110, 5558, 7385, 13895, 14770, 15403, 27790, 28981, 30806, 57962, 77015, 83767, 107821, 144905, 154030, 167534, 202867, 215642, 289810, 405734, 418835, 539105, 586369, 837670, 1014335, 1078210, 1172738, 2028670, 2931845, 5863690, 6114991, 12229982, 30574955, 42804937, 61149910, 85609874, 214024685, 428049370]

約数ペア:

[(1, 428049370), (2, 214024685), (5, 85609874), (7, 61149910), (10, 42804937), (14, 30574955), (35, 12229982), (70, 6114991), (73, 5863690), (146, 2931845), (211, 2028670), (365, 1172738), (397, 1078210), (422, 1014335), (511, 837670), (730, 586369), (794, 539105), (1022, 418835), (1055, 405734), (1477, 289810), (1985, 215642), (2110, 202867), (2555, 167534), (2779, 154030), (2954, 144905), (3970, 107821), (5110, 83767), (5558, 77015), (7385, 57962), (13895, 30806), (14770, 28981), (15403, 27790)]