31387713

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28201}}^1$

素因数の和:28264

約数の個数: 16

約数和(自身を含む): 48733056

約数和(自身を除く): 17345343

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 28201, 84603, 197407, 592221, 1494653, 4483959, 10462571, 31387713]

約数ペア:

[(1, 31387713), (3, 10462571), (7, 4483959), (21, 1494653), (53, 592221), (159, 197407), (371, 84603), (1113, 28201)]