3951415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 1564361

約数列:

[1, 5, 13, 31, 37, 53, 65, 155, 185, 265, 403, 481, 689, 1147, 1643, 1961, 2015, 2405, 3445, 5735, 8215, 9805, 14911, 21359, 25493, 60791, 74555, 106795, 127465, 303955, 790283, 3951415]

約数ペア:

[(1, 3951415), (5, 790283), (13, 303955), (31, 127465), (37, 106795), (53, 74555), (65, 60791), (155, 25493), (185, 21359), (265, 14911), (403, 9805), (481, 8215), (689, 5735), (1147, 3445), (1643, 2405), (1961, 2015)]