278670815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{30241}}^1$

素因数の和:30362

約数の個数: 16

約数和(自身を含む): 355645920

約数和(自身を除く): 76975105

約数列:

[1, 5, 19, 95, 97, 485, 1843, 9215, 30241, 151205, 574579, 2872895, 2933377, 14666885, 55734163, 278670815]

約数ペア:

[(1, 278670815), (5, 55734163), (19, 14666885), (95, 2933377), (97, 2872895), (485, 574579), (1843, 151205), (9215, 30241)]