208076745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4339}}^1$

素因数の和:4509

約数の個数: 32

約数和(自身を含む): 349977600

約数和(自身を除く): 141900855

約数列:

[1, 3, 5, 15, 23, 69, 115, 139, 345, 417, 695, 2085, 3197, 4339, 9591, 13017, 15985, 21695, 47955, 65085, 99797, 299391, 498985, 603121, 1496955, 1809363, 3015605, 9046815, 13871783, 41615349, 69358915, 208076745]

約数ペア:

[(1, 208076745), (3, 69358915), (5, 41615349), (15, 13871783), (23, 9046815), (69, 3015605), (115, 1809363), (139, 1496955), (345, 603121), (417, 498985), (695, 299391), (2085, 99797), (3197, 65085), (4339, 47955), (9591, 21695), (13017, 15985)]