30816261

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1583}}^1$

素因数の和:1702

約数の個数: 32

約数和(自身を含む): 52715520

約数和(自身を除く): 21899259

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 1583, 2163, 2781, 4749, 6489, 11081, 14247, 19467, 33243, 42741, 99729, 163049, 299187, 489147, 1141343, 1467441, 3424029, 4402323, 10272087, 30816261]

約数ペア:

[(1, 30816261), (3, 10272087), (7, 4402323), (9, 3424029), (21, 1467441), (27, 1141343), (63, 489147), (103, 299187), (189, 163049), (309, 99729), (721, 42741), (927, 33243), (1583, 19467), (2163, 14247), (2781, 11081), (4749, 6489)]