123405204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1879}}^1$

素因数の和:2320

約数の個数: 48

約数和(自身を含む): 310997120

約数和(自身を除く): 187591916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 421, 842, 1263, 1684, 1879, 2526, 3758, 5052, 5473, 5637, 7516, 10946, 11274, 16419, 21892, 22548, 24427, 32838, 48854, 65676, 73281, 97708, 146562, 293124, 791059, 1582118, 2373177, 3164236, 4746354, 9492708, 10283767, 20567534, 30851301, 41135068, 61702602, 123405204]

約数ペア:

[(1, 123405204), (2, 61702602), (3, 41135068), (4, 30851301), (6, 20567534), (12, 10283767), (13, 9492708), (26, 4746354), (39, 3164236), (52, 2373177), (78, 1582118), (156, 791059), (421, 293124), (842, 146562), (1263, 97708), (1684, 73281), (1879, 65676), (2526, 48854), (3758, 32838), (5052, 24427), (5473, 22548), (5637, 21892), (7516, 16419), (10946, 11274)]