30390354

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 68739840

約数和(自身を除く): 38349486

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 107, 186, 214, 279, 321, 509, 558, 642, 963, 1018, 1527, 1926, 3054, 3317, 4581, 6634, 9162, 9951, 15779, 19902, 29853, 31558, 47337, 54463, 59706, 94674, 108926, 142011, 163389, 284022, 326778, 490167, 980334, 1688353, 3376706, 5065059, 10130118, 15195177, 30390354]

約数ペア:

[(1, 30390354), (2, 15195177), (3, 10130118), (6, 5065059), (9, 3376706), (18, 1688353), (31, 980334), (62, 490167), (93, 326778), (107, 284022), (186, 163389), (214, 142011), (279, 108926), (321, 94674), (509, 59706), (558, 54463), (642, 47337), (963, 31558), (1018, 29853), (1527, 19902), (1926, 15779), (3054, 9951), (3317, 9162), (4581, 6634)]