211643607

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 328775680

約数和(自身を除く): 117132073

約数列:

[1, 3, 7, 21, 79, 193, 237, 553, 579, 661, 1351, 1659, 1983, 4053, 4627, 13881, 15247, 45741, 52219, 106729, 127573, 156657, 320187, 365533, 382719, 893011, 1096599, 2679033, 10078267, 30234801, 70547869, 211643607]

約数ペア:

[(1, 211643607), (3, 70547869), (7, 30234801), (21, 10078267), (79, 2679033), (193, 1096599), (237, 893011), (553, 382719), (579, 365533), (661, 320187), (1351, 156657), (1659, 127573), (1983, 106729), (4053, 52219), (4627, 45741), (13881, 15247)]