210865984565

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{8584001}}^1$

素因数の和:8584057

約数の個数: 16

約数和(自身を含む): 268850942640

約数和(自身を除く): 57984958075

約数列:

[1, 5, 17, 85, 289, 1445, 4913, 24565, 8584001, 42920005, 145928017, 729640085, 2480776289, 12403881445, 42173196913, 210865984565]

約数ペア:

[(1, 210865984565), (5, 42173196913), (17, 12403881445), (85, 2480776289), (289, 729640085), (1445, 145928017), (4913, 42920005), (24565, 8584001)]