30916431

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12583}}^1$

素因数の和:12612

約数の個数: 32

約数和(自身を含む): 56376320

約数和(自身を除く): 25459889

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12583, 37749, 88081, 113247, 163579, 264243, 339741, 490737, 792729, 1145053, 1472211, 2378187, 3435159, 4416633, 10305477, 30916431]

約数ペア:

[(1, 30916431), (3, 10305477), (7, 4416633), (9, 3435159), (13, 2378187), (21, 1472211), (27, 1145053), (39, 792729), (63, 490737), (91, 339741), (117, 264243), (189, 163579), (273, 113247), (351, 88081), (819, 37749), (2457, 12583)]