1555330653

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{127163}}^1$

素因数の和:127326

約数の個数: 20

約数和(自身を含む): 2338800288

約数和(自身を除く): 783469635

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 127163, 381489, 1144467, 3433401, 10300203, 19201613, 57604839, 172814517, 518443551, 1555330653]

約数ペア:

[(1, 1555330653), (3, 518443551), (9, 172814517), (27, 57604839), (81, 19201613), (151, 10300203), (453, 3433401), (1359, 1144467), (4077, 381489), (12231, 127163)]