2103188480215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{18749}}^1\times {\mathrm{521749}}^1$

素因数の和:540546

約数の個数: 16

約数和(自身を含む): 2582662500000

約数和(自身を除く): 479474019785

約数列:

[1, 5, 43, 215, 18749, 93745, 521749, 806207, 2608745, 4031035, 22435207, 112176035, 9782272001, 48911360005, 420637696043, 2103188480215]

約数ペア:

[(1, 2103188480215), (5, 420637696043), (43, 48911360005), (215, 9782272001), (18749, 112176035), (93745, 22435207), (521749, 4031035), (806207, 2608745)]