210967731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{4283}}^1$

素因数の和:4723

約数の個数: 24

約数和(自身を含む): 329028336

約数和(自身を除く): 118060605

約数列:

[1, 3, 9, 13, 39, 117, 421, 1263, 3789, 4283, 5473, 12849, 16419, 38547, 49257, 55679, 167037, 501111, 1803143, 5409429, 16228287, 23440859, 70322577, 210967731]

約数ペア:

[(1, 210967731), (3, 70322577), (9, 23440859), (13, 16228287), (39, 5409429), (117, 1803143), (421, 501111), (1263, 167037), (3789, 55679), (4283, 49257), (5473, 38547), (12849, 16419)]