90174999

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 127733760

約数和(自身を除く): 37558761

約数列:

[1, 3, 43, 47, 107, 129, 139, 141, 321, 417, 2021, 4601, 5029, 5977, 6063, 6533, 13803, 14873, 15087, 17931, 19599, 44619, 216247, 280919, 639539, 648741, 699031, 842757, 1918617, 2097093, 30058333, 90174999]

約数ペア:

[(1, 90174999), (3, 30058333), (43, 2097093), (47, 1918617), (107, 842757), (129, 699031), (139, 648741), (141, 639539), (321, 280919), (417, 216247), (2021, 44619), (4601, 19599), (5029, 17931), (5977, 15087), (6063, 14873), (6533, 13803)]