639429804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1366303}}^1$

素因数の和:1366326

約数の個数: 36

約数和(自身を含む): 1740671296

約数和(自身を除く): 1101241492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1366303, 2732606, 4098909, 5465212, 8197818, 12296727, 16395636, 17761939, 24593454, 35523878, 49186908, 53285817, 71047756, 106571634, 159857451, 213143268, 319714902, 639429804]

約数ペア:

[(1, 639429804), (2, 319714902), (3, 213143268), (4, 159857451), (6, 106571634), (9, 71047756), (12, 53285817), (13, 49186908), (18, 35523878), (26, 24593454), (36, 17761939), (39, 16395636), (52, 12296727), (78, 8197818), (117, 5465212), (156, 4098909), (234, 2732606), (468, 1366303)]