420542719

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{1471}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 454035456

約数和(自身を除く): 33492737

約数列:

[1, 17, 67, 251, 1139, 1471, 4267, 16817, 25007, 98557, 285889, 369221, 1675469, 6276757, 24737807, 420542719]

約数ペア:

[(1, 420542719), (17, 24737807), (67, 6276757), (251, 1675469), (1139, 369221), (1471, 285889), (4267, 98557), (16817, 25007)]