121315415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 163455936

約数和(自身を除く): 42140521

約数列:

[1, 5, 13, 37, 65, 73, 185, 365, 481, 691, 949, 2405, 2701, 3455, 4745, 8983, 13505, 25567, 35113, 44915, 50443, 127835, 175565, 252215, 332371, 655759, 1661855, 1866391, 3278795, 9331955, 24263083, 121315415]

約数ペア:

[(1, 121315415), (5, 24263083), (13, 9331955), (37, 3278795), (65, 1866391), (73, 1661855), (185, 655759), (365, 332371), (481, 252215), (691, 175565), (949, 127835), (2405, 50443), (2701, 44915), (3455, 35113), (4745, 25567), (8983, 13505)]