81225732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138139}}^1$

素因数の和:138160

約数の個数: 36

約数和(自身を含む): 220471440

約数和(自身を除く): 139245708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138139, 276278, 414417, 552556, 828834, 966973, 1657668, 1933946, 2900919, 3867892, 5801838, 6768811, 11603676, 13537622, 20306433, 27075244, 40612866, 81225732]

約数ペア:

[(1, 81225732), (2, 40612866), (3, 27075244), (4, 20306433), (6, 13537622), (7, 11603676), (12, 6768811), (14, 5801838), (21, 3867892), (28, 2900919), (42, 1933946), (49, 1657668), (84, 966973), (98, 828834), (147, 552556), (196, 414417), (294, 276278), (588, 138139)]