858001890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1243481}}^1$

素因数の和:1243514

約数の個数: 32

約数和(自身を含む): 2148736896

約数和(自身を除く): 1290735006

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1243481, 2486962, 3730443, 6217405, 7460886, 12434810, 18652215, 28600063, 37304430, 57200126, 85800189, 143000315, 171600378, 286000630, 429000945, 858001890]

約数ペア:

[(1, 858001890), (2, 429000945), (3, 286000630), (5, 171600378), (6, 143000315), (10, 85800189), (15, 57200126), (23, 37304430), (30, 28600063), (46, 18652215), (69, 12434810), (115, 7460886), (138, 6217405), (230, 3730443), (345, 2486962), (690, 1243481)]