71321505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3389}}^1$

素因数の和:3481

約数の個数: 32

約数和(自身を含む): 121063680

約数和(自身を除く): 49742175

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 3389, 4209, 7015, 10167, 16945, 21045, 50835, 77947, 206729, 233841, 389735, 620187, 1033645, 1169205, 3100935, 4754767, 14264301, 23773835, 71321505]

約数ペア:

[(1, 71321505), (3, 23773835), (5, 14264301), (15, 4754767), (23, 3100935), (61, 1169205), (69, 1033645), (115, 620187), (183, 389735), (305, 233841), (345, 206729), (915, 77947), (1403, 50835), (3389, 21045), (4209, 16945), (7015, 10167)]