397788292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{571}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 774918144

約数和(自身を除く): 377129852

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 223, 284, 446, 571, 781, 892, 1142, 1562, 2284, 2453, 3124, 4906, 6281, 9812, 12562, 15833, 25124, 31666, 40541, 63332, 81082, 127333, 162164, 174163, 254666, 348326, 445951, 509332, 696652, 891902, 1400663, 1783804, 2801326, 5602652, 9040643, 18081286, 36162572, 99447073, 198894146, 397788292]

約数ペア:

[(1, 397788292), (2, 198894146), (4, 99447073), (11, 36162572), (22, 18081286), (44, 9040643), (71, 5602652), (142, 2801326), (223, 1783804), (284, 1400663), (446, 891902), (571, 696652), (781, 509332), (892, 445951), (1142, 348326), (1562, 254666), (2284, 174163), (2453, 162164), (3124, 127333), (4906, 81082), (6281, 63332), (9812, 40541), (12562, 31666), (15833, 25124)]