3217557

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 5209344

約数和(自身を除く): 1991787

約数列:

[1, 3, 7, 21, 37, 41, 101, 111, 123, 259, 287, 303, 707, 777, 861, 1517, 2121, 3737, 4141, 4551, 10619, 11211, 12423, 26159, 28987, 31857, 78477, 86961, 153217, 459651, 1072519, 3217557]

約数ペア:

[(1, 3217557), (3, 1072519), (7, 459651), (21, 153217), (37, 86961), (41, 78477), (101, 31857), (111, 28987), (123, 26159), (259, 12423), (287, 11211), (303, 10619), (707, 4551), (777, 4141), (861, 3737), (1517, 2121)]