647447042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{9521}}^1$

素因数の和:9826

約数の個数: 24

約数和(自身を含む): 1071396396

約数和(自身を除く): 423949354

約数列:

[1, 2, 11, 22, 121, 242, 281, 562, 3091, 6182, 9521, 19042, 34001, 68002, 104731, 209462, 1152041, 2304082, 2675401, 5350802, 29429411, 58858822, 323723521, 647447042]

約数ペア:

[(1, 647447042), (2, 323723521), (11, 58858822), (22, 29429411), (121, 5350802), (242, 2675401), (281, 2304082), (562, 1152041), (3091, 209462), (6182, 104731), (9521, 68002), (19042, 34001)]