66851868

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 159939360

約数和(自身を除く): 93087492

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 257, 318, 409, 514, 636, 771, 818, 1028, 1227, 1542, 1636, 2454, 3084, 4908, 13621, 21677, 27242, 40863, 43354, 54484, 65031, 81726, 86708, 105113, 130062, 163452, 210226, 260124, 315339, 420452, 630678, 1261356, 5570989, 11141978, 16712967, 22283956, 33425934, 66851868]

約数ペア:

[(1, 66851868), (2, 33425934), (3, 22283956), (4, 16712967), (6, 11141978), (12, 5570989), (53, 1261356), (106, 630678), (159, 420452), (212, 315339), (257, 260124), (318, 210226), (409, 163452), (514, 130062), (636, 105113), (771, 86708), (818, 81726), (1028, 65031), (1227, 54484), (1542, 43354), (1636, 40863), (2454, 27242), (3084, 21677), (4908, 13621)]