55221321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 26893239

約数列:

[1, 3, 17, 23, 51, 69, 179, 263, 391, 537, 789, 1173, 3043, 4117, 4471, 6049, 9129, 12351, 13413, 18147, 47077, 69989, 102833, 141231, 209967, 308499, 800309, 1082771, 2400927, 3248313, 18407107, 55221321]

約数ペア:

[(1, 55221321), (3, 18407107), (17, 3248313), (23, 2400927), (51, 1082771), (69, 800309), (179, 308499), (263, 209967), (391, 141231), (537, 102833), (789, 69989), (1173, 47077), (3043, 18147), (4117, 13413), (4471, 12351), (6049, 9129)]