25315485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 18592995

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 659, 985, 1977, 2561, 2955, 3295, 7683, 8567, 9885, 12805, 25701, 38415, 42835, 128505, 129823, 389469, 649115, 1687699, 1947345, 5063097, 8438495, 25315485]

約数ペア:

[(1, 25315485), (3, 8438495), (5, 5063097), (13, 1947345), (15, 1687699), (39, 649115), (65, 389469), (195, 129823), (197, 128505), (591, 42835), (659, 38415), (985, 25701), (1977, 12805), (2561, 9885), (2955, 8567), (3295, 7683)]