171844790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1913}}^1$

素因数の和:2624

約数の個数: 32

約数和(自身を含む): 333770976

約数和(自身を除く): 161926186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 691, 1382, 1913, 3455, 3826, 6910, 8983, 9565, 17966, 19130, 24869, 44915, 49738, 89830, 124345, 248690, 1321883, 2643766, 6609415, 13218830, 17184479, 34368958, 85922395, 171844790]

約数ペア:

[(1, 171844790), (2, 85922395), (5, 34368958), (10, 17184479), (13, 13218830), (26, 6609415), (65, 2643766), (130, 1321883), (691, 248690), (1382, 124345), (1913, 89830), (3455, 49738), (3826, 44915), (6910, 24869), (8983, 19130), (9565, 17966)]