161027727

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 251942400

約数和(自身を除く): 90914673

約数列:

[1, 3, 7, 21, 53, 149, 159, 371, 447, 971, 1043, 1113, 2913, 3129, 6797, 7897, 20391, 23691, 51463, 55279, 144679, 154389, 165837, 360241, 434037, 1012753, 1080723, 3038259, 7667987, 23003961, 53675909, 161027727]

約数ペア:

[(1, 161027727), (3, 53675909), (7, 23003961), (21, 7667987), (53, 3038259), (149, 1080723), (159, 1012753), (371, 434037), (447, 360241), (971, 165837), (1043, 154389), (1113, 144679), (2913, 55279), (3129, 51463), (6797, 23691), (7897, 20391)]