1215705790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9351583}}^1$

素因数の和:9351603

約数の個数: 16

約数和(自身を含む): 2356599168

約数和(自身を除く): 1140893378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 9351583, 18703166, 46757915, 93515830, 121570579, 243141158, 607852895, 1215705790]

約数ペア:

[(1, 1215705790), (2, 607852895), (5, 243141158), (10, 121570579), (13, 93515830), (26, 46757915), (65, 18703166), (130, 9351583)]