54940821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 84188160

約数和(自身を除く): 29247339

約数列:

[1, 3, 13, 17, 39, 51, 173, 221, 479, 519, 663, 1437, 2249, 2941, 6227, 6747, 8143, 8823, 18681, 24429, 38233, 82867, 105859, 114699, 248601, 317577, 1077271, 1408739, 3231813, 4226217, 18313607, 54940821]

約数ペア:

[(1, 54940821), (3, 18313607), (13, 4226217), (17, 3231813), (39, 1408739), (51, 1077271), (173, 317577), (221, 248601), (479, 114699), (519, 105859), (663, 82867), (1437, 38233), (2249, 24429), (2941, 18681), (6227, 8823), (6747, 8143)]