193415691

素因数分解:

$3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{3217}}^1$

素因数の和:3643

約数の個数: 24

約数和(自身を含む): 300818640

約数和(自身を除く): 107402949

約数列:

[1, 3, 7, 21, 49, 147, 409, 1227, 2863, 3217, 8589, 9651, 20041, 22519, 60123, 67557, 157633, 472899, 1315753, 3947259, 9210271, 27630813, 64471897, 193415691]

約数ペア:

[(1, 193415691), (3, 64471897), (7, 27630813), (21, 9210271), (49, 3947259), (147, 1315753), (409, 472899), (1227, 157633), (2863, 67557), (3217, 60123), (8589, 22519), (9651, 20041)]