211326765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{7177}}^1$

素因数の和:7349

約数の個数: 32

約数和(自身を含む): 366594816

約数和(自身を除く): 155268051

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 453, 755, 1963, 2265, 5889, 7177, 9815, 21531, 29445, 35885, 93301, 107655, 279903, 466505, 1083727, 1399515, 3251181, 5418635, 14088451, 16255905, 42265353, 70442255, 211326765]

約数ペア:

[(1, 211326765), (3, 70442255), (5, 42265353), (13, 16255905), (15, 14088451), (39, 5418635), (65, 3251181), (151, 1399515), (195, 1083727), (453, 466505), (755, 279903), (1963, 107655), (2265, 93301), (5889, 35885), (7177, 29445), (9815, 21531)]