214890015

素因数分解:

$3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{21739}}^1$

素因数の和:22406

約数の個数: 16

約数和(自身を含む): 344361600

約数和(自身を除く): 129471585

約数列:

[1, 3, 5, 15, 659, 1977, 3295, 9885, 21739, 65217, 108695, 326085, 14326001, 42978003, 71630005, 214890015]

約数ペア:

[(1, 214890015), (3, 71630005), (5, 42978003), (15, 14326001), (659, 326085), (1977, 108695), (3295, 65217), (9885, 21739)]