421697583

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{36923}}^1$

素因数の和:36985

約数の個数: 24

約数和(自身を含む): 645136128

約数和(自身を除く): 223438545

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 3807, 11421, 36923, 110769, 332307, 996921, 1735381, 2990763, 5206143, 8972289, 15618429, 46855287, 140565861, 421697583]

約数ペア:

[(1, 421697583), (3, 140565861), (9, 46855287), (27, 15618429), (47, 8972289), (81, 5206143), (141, 2990763), (243, 1735381), (423, 996921), (1269, 332307), (3807, 110769), (11421, 36923)]