210513213

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{977}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 308950200

約数和(自身を除く): 98436987

約数列:

[1, 3, 9, 89, 267, 269, 801, 807, 977, 2421, 2931, 8793, 23941, 71823, 86953, 215469, 260859, 262813, 782577, 788439, 2365317, 23390357, 70171071, 210513213]

約数ペア:

[(1, 210513213), (3, 70171071), (9, 23390357), (89, 2365317), (267, 788439), (269, 782577), (801, 262813), (807, 260859), (977, 215469), (2421, 86953), (2931, 71823), (8793, 23941)]