40172121

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1062

約数の個数: 36

約数和(自身を含む): 65570596

約数和(自身を除く): 25398475

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 121, 333, 363, 407, 997, 1089, 1221, 2991, 3663, 4477, 8973, 10967, 13431, 32901, 36889, 40293, 98703, 110667, 120637, 332001, 361911, 405779, 1085733, 1217337, 3652011, 4463569, 13390707, 40172121]

約数ペア:

[(1, 40172121), (3, 13390707), (9, 4463569), (11, 3652011), (33, 1217337), (37, 1085733), (99, 405779), (111, 361911), (121, 332001), (333, 120637), (363, 110667), (407, 98703), (997, 40293), (1089, 36889), (1221, 32901), (2991, 13431), (3663, 10967), (4477, 8973)]