216513141

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{9967}}^1$

素因数の和:10540

約数の個数: 16

約数和(自身を含む): 311480064

約数和(自身を除く): 94966923

約数列:

[1, 3, 13, 39, 557, 1671, 7241, 9967, 21723, 29901, 129571, 388713, 5551619, 16654857, 72171047, 216513141]

約数ペア:

[(1, 216513141), (3, 72171047), (13, 16654857), (39, 5551619), (557, 388713), (1671, 129571), (7241, 29901), (9967, 21723)]