11978565

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 19961856

約数和(自身を除く): 7983291

約数列:

[1, 3, 5, 15, 37, 111, 113, 185, 191, 339, 555, 565, 573, 955, 1695, 2865, 4181, 7067, 12543, 20905, 21201, 21583, 35335, 62715, 64749, 106005, 107915, 323745, 798571, 2395713, 3992855, 11978565]

約数ペア:

[(1, 11978565), (3, 3992855), (5, 2395713), (15, 798571), (37, 323745), (111, 107915), (113, 106005), (185, 64749), (191, 62715), (339, 35335), (555, 21583), (565, 21201), (573, 20905), (955, 12543), (1695, 7067), (2865, 4181)]