245120331

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 355138560

約数和(自身を除く): 110018229

約数列:

[1, 3, 17, 51, 79, 83, 237, 249, 733, 1343, 1411, 2199, 4029, 4233, 6557, 12461, 19671, 37383, 57907, 60839, 111469, 173721, 182517, 334407, 984419, 1034263, 2953257, 3102789, 4806281, 14418843, 81706777, 245120331]

約数ペア:

[(1, 245120331), (3, 81706777), (17, 14418843), (51, 4806281), (79, 3102789), (83, 2953257), (237, 1034263), (249, 984419), (733, 334407), (1343, 182517), (1411, 173721), (2199, 111469), (4029, 60839), (4233, 57907), (6557, 37383), (12461, 19671)]