31254417

素因数分解:

$3^7\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 48491520

約数和(自身を除く): 17237103

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 461, 729, 837, 1383, 2187, 2511, 4149, 7533, 12447, 14291, 22599, 37341, 42873, 67797, 112023, 128619, 336069, 385857, 1008207, 1157571, 3472713, 10418139, 31254417]

約数ペア:

[(1, 31254417), (3, 10418139), (9, 3472713), (27, 1157571), (31, 1008207), (81, 385857), (93, 336069), (243, 128619), (279, 112023), (461, 67797), (729, 42873), (837, 37341), (1383, 22599), (2187, 14291), (2511, 12447), (4149, 7533)]