17771643

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1453}}^1$

素因数の和:1616

約数の個数: 20

約数和(自身を含む): 26741968

約数和(自身を除く): 8970325

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 1453, 4077, 4359, 12231, 13077, 39231, 117693, 219403, 658209, 1974627, 5923881, 17771643]

約数ペア:

[(1, 17771643), (3, 5923881), (9, 1974627), (27, 658209), (81, 219403), (151, 117693), (453, 39231), (1359, 13077), (1453, 12231), (4077, 4359)]