81309396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23609}}^1$

素因数の和:23664

約数の個数: 48

約数和(自身を含む): 222122880

約数和(自身を除く): 140813484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 23609, 47218, 70827, 94436, 141654, 165263, 283308, 330526, 495789, 661052, 967969, 991578, 1935938, 1983156, 2903907, 3871876, 5807814, 6775783, 11615628, 13551566, 20327349, 27103132, 40654698, 81309396]

約数ペア:

[(1, 81309396), (2, 40654698), (3, 27103132), (4, 20327349), (6, 13551566), (7, 11615628), (12, 6775783), (14, 5807814), (21, 3871876), (28, 2903907), (41, 1983156), (42, 1935938), (82, 991578), (84, 967969), (123, 661052), (164, 495789), (246, 330526), (287, 283308), (492, 165263), (574, 141654), (861, 94436), (1148, 70827), (1722, 47218), (3444, 23609)]