123722638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 204180480

約数和(自身を除く): 80457842

約数列:

[1, 2, 13, 26, 89, 127, 178, 254, 421, 842, 1157, 1651, 2314, 3302, 5473, 10946, 11303, 22606, 37469, 53467, 74938, 106934, 146939, 293878, 487097, 695071, 974194, 1390142, 4758563, 9517126, 61861319, 123722638]

約数ペア:

[(1, 123722638), (2, 61861319), (13, 9517126), (26, 4758563), (89, 1390142), (127, 974194), (178, 695071), (254, 487097), (421, 293878), (842, 146939), (1157, 106934), (1651, 74938), (2314, 53467), (3302, 37469), (5473, 22606), (10946, 11303)]