56980821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 86704128

約数和(自身を除く): 29723307

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 391, 527, 713, 1173, 1567, 1581, 2139, 4701, 12121, 26639, 36041, 36363, 48577, 79917, 108123, 145731, 612697, 825809, 1117271, 1838091, 2477427, 3351813, 18993607, 56980821]

約数ペア:

[(1, 56980821), (3, 18993607), (17, 3351813), (23, 2477427), (31, 1838091), (51, 1117271), (69, 825809), (93, 612697), (391, 145731), (527, 108123), (713, 79917), (1173, 48577), (1567, 36363), (1581, 36041), (2139, 26639), (4701, 12121)]