181163868

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1\times {\mathrm{419}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 428440320

約数和(自身を除く): 247276452

約数列:

[1, 2, 3, 4, 6, 12, 137, 263, 274, 411, 419, 526, 548, 789, 822, 838, 1052, 1257, 1578, 1644, 1676, 2514, 3156, 5028, 36031, 57403, 72062, 108093, 110197, 114806, 144124, 172209, 216186, 220394, 229612, 330591, 344418, 432372, 440788, 661182, 688836, 1322364, 15096989, 30193978, 45290967, 60387956, 90581934, 181163868]

約数ペア:

[(1, 181163868), (2, 90581934), (3, 60387956), (4, 45290967), (6, 30193978), (12, 15096989), (137, 1322364), (263, 688836), (274, 661182), (411, 440788), (419, 432372), (526, 344418), (548, 330591), (789, 229612), (822, 220394), (838, 216186), (1052, 172209), (1257, 144124), (1578, 114806), (1644, 110197), (1676, 108093), (2514, 72062), (3156, 57403), (5028, 36031)]