3979905

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 6697728

約数和(自身を除く): 2717823

約数列:

[1, 3, 5, 15, 37, 71, 101, 111, 185, 213, 303, 355, 505, 555, 1065, 1515, 2627, 3737, 7171, 7881, 11211, 13135, 18685, 21513, 35855, 39405, 56055, 107565, 265327, 795981, 1326635, 3979905]

約数ペア:

[(1, 3979905), (3, 1326635), (5, 795981), (15, 265327), (37, 107565), (71, 56055), (101, 39405), (111, 35855), (185, 21513), (213, 18685), (303, 13135), (355, 11211), (505, 7881), (555, 7171), (1065, 3737), (1515, 2627)]