38720151

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 57507840

約数和(自身を除く): 18787689

約数列:

[1, 3, 9, 47, 141, 239, 383, 423, 717, 1149, 2151, 3447, 11233, 18001, 33699, 54003, 91537, 101097, 162009, 274611, 823833, 4302239, 12906717, 38720151]

約数ペア:

[(1, 38720151), (3, 12906717), (9, 4302239), (47, 823833), (141, 274611), (239, 162009), (383, 101097), (423, 91537), (717, 54003), (1149, 33699), (2151, 18001), (3447, 11233)]