402820262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1607}}^1$

素因数の和:1964

約数の個数: 32

約数和(自身を含む): 674279424

約数和(自身を除く): 271459162

約数列:

[1, 2, 13, 26, 31, 62, 311, 403, 622, 806, 1607, 3214, 4043, 8086, 9641, 19282, 20891, 41782, 49817, 99634, 125333, 250666, 499777, 647621, 999554, 1295242, 6497101, 12994202, 15493087, 30986174, 201410131, 402820262]

約数ペア:

[(1, 402820262), (2, 201410131), (13, 30986174), (26, 15493087), (31, 12994202), (62, 6497101), (311, 1295242), (403, 999554), (622, 647621), (806, 499777), (1607, 250666), (3214, 125333), (4043, 99634), (8086, 49817), (9641, 41782), (19282, 20891)]