1220528078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{40231}}^1$

素因数の和:40448

約数の個数: 32

約数和(自身を含む): 2294189568

約数和(自身を除く): 1073661490

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 197, 394, 1379, 2167, 2758, 4334, 15169, 30338, 40231, 80462, 281617, 442541, 563234, 885082, 3097787, 6195574, 7925507, 15851014, 55478549, 87180577, 110957098, 174361154, 610264039, 1220528078]

約数ペア:

[(1, 1220528078), (2, 610264039), (7, 174361154), (11, 110957098), (14, 87180577), (22, 55478549), (77, 15851014), (154, 7925507), (197, 6195574), (394, 3097787), (1379, 885082), (2167, 563234), (2758, 442541), (4334, 281617), (15169, 80462), (30338, 40231)]