213701690

素因数分解:

$2^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{25471}}^1$

素因数の和:26317

約数の個数: 16

約数和(自身を含む): 385136640

約数和(自身を除く): 171434950

約数列:

[1, 2, 5, 10, 839, 1678, 4195, 8390, 25471, 50942, 127355, 254710, 21370169, 42740338, 106850845, 213701690]

約数ペア:

[(1, 213701690), (2, 106850845), (5, 42740338), (10, 21370169), (839, 254710), (1678, 127355), (4195, 50942), (8390, 25471)]