388638770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{63607}}^1$

素因数の和:63674

約数の個数: 32

約数和(自身を含む): 769402368

約数和(自身を除く): 380763598

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 63607, 127214, 318035, 636070, 826891, 1653782, 2989529, 4134455, 5979058, 8268910, 14947645, 29895290, 38863877, 77727754, 194319385, 388638770]

約数ペア:

[(1, 388638770), (2, 194319385), (5, 77727754), (10, 38863877), (13, 29895290), (26, 14947645), (47, 8268910), (65, 5979058), (94, 4134455), (130, 2989529), (235, 1653782), (470, 826891), (611, 636070), (1222, 318035), (3055, 127214), (6110, 63607)]