1572248720705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1\times {\mathrm{667691}}^1$

素因数の和:669857

約数の個数: 32

約数和(自身を含む): 2152361248128

約数和(自身を除く): 580112527423

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2131, 10655, 27703, 36227, 138515, 181135, 470951, 667691, 2354755, 3338455, 8679983, 11350747, 43399915, 56753735, 147559711, 737798555, 1422849521, 7114247605, 18497043773, 24188441857, 92485218865, 120942209285, 314449744141, 1572248720705]

約数ペア:

[(1, 1572248720705), (5, 314449744141), (13, 120942209285), (17, 92485218865), (65, 24188441857), (85, 18497043773), (221, 7114247605), (1105, 1422849521), (2131, 737798555), (10655, 147559711), (27703, 56753735), (36227, 43399915), (138515, 11350747), (181135, 8679983), (470951, 3338455), (667691, 2354755)]