30880953

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 16293447

約数列:

[1, 3, 9, 27, 71, 89, 181, 213, 267, 543, 639, 801, 1629, 1917, 2403, 4887, 6319, 12851, 16109, 18957, 38553, 48327, 56871, 115659, 144981, 170613, 346977, 434943, 1143739, 3431217, 10293651, 30880953]

約数ペア:

[(1, 30880953), (3, 10293651), (9, 3431217), (27, 1143739), (71, 434943), (89, 346977), (181, 170613), (213, 144981), (267, 115659), (543, 56871), (639, 48327), (801, 38553), (1629, 18957), (1917, 16109), (2403, 12851), (4887, 6319)]