259189497

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80669}}^1$

素因数の和:80702

約数の個数: 32

約数和(自身を含む): 464659200

約数和(自身を除く): 205469703

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 80669, 242007, 564683, 726021, 1371373, 1694049, 2178063, 4114119, 5082147, 9599611, 12342357, 15246441, 28798833, 37027071, 86396499, 259189497]

約数ペア:

[(1, 259189497), (3, 86396499), (7, 37027071), (9, 28798833), (17, 15246441), (21, 12342357), (27, 9599611), (51, 5082147), (63, 4114119), (119, 2178063), (153, 1694049), (189, 1371373), (357, 726021), (459, 564683), (1071, 242007), (3213, 80669)]