156749499

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{3019}}^1$

素因数の和:3672

約数の個数: 20

約数和(自身を含む): 234599640

約数和(自身を除く): 77850141

約数列:

[1, 3, 9, 27, 81, 641, 1923, 3019, 5769, 9057, 17307, 27171, 51921, 81513, 244539, 1935179, 5805537, 17416611, 52249833, 156749499]

約数ペア:

[(1, 156749499), (3, 52249833), (9, 17416611), (27, 5805537), (81, 1935179), (641, 244539), (1923, 81513), (3019, 51921), (5769, 27171), (9057, 17307)]