1215671281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{42457}}^1$

素因数の和:42624

約数の個数: 16

約数和(自身を含む): 1406208960

約数和(自身を除く): 190537679

約数列:

[1, 11, 19, 137, 209, 1507, 2603, 28633, 42457, 467027, 806683, 5816609, 8873513, 63982699, 110515571, 1215671281]

約数ペア:

[(1, 1215671281), (11, 110515571), (19, 63982699), (137, 8873513), (209, 5816609), (1507, 806683), (2603, 467027), (28633, 42457)]