221779077

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1567}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 337182720

約数和(自身を除く): 115403643

約数列:

[1, 3, 13, 19, 39, 57, 191, 247, 573, 741, 1567, 2483, 3629, 4701, 7449, 10887, 20371, 29773, 47177, 61113, 89319, 141531, 299297, 387049, 897891, 1161147, 3890861, 5686643, 11672583, 17059929, 73926359, 221779077]

約数ペア:

[(1, 221779077), (3, 73926359), (13, 17059929), (19, 11672583), (39, 5686643), (57, 3890861), (191, 1161147), (247, 897891), (573, 387049), (741, 299297), (1567, 141531), (2483, 89319), (3629, 61113), (4701, 47177), (7449, 29773), (10887, 20371)]