7963431

素因数分解:

$3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 12672000

約数和(自身を除く): 4708569

約数列:

[1, 3, 7, 21, 49, 71, 109, 147, 213, 327, 343, 497, 763, 1029, 1491, 2289, 3479, 5341, 7739, 10437, 16023, 23217, 24353, 37387, 54173, 73059, 112161, 162519, 379211, 1137633, 2654477, 7963431]

約数ペア:

[(1, 7963431), (3, 2654477), (7, 1137633), (21, 379211), (49, 162519), (71, 112161), (109, 73059), (147, 54173), (213, 37387), (327, 24353), (343, 23217), (497, 16023), (763, 10437), (1029, 7739), (1491, 5341), (2289, 3479)]