313946815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2887}}^1$

素因数の和:3151

約数の個数: 32

約数和(自身を含む): 465776640

約数和(自身を除く): 151829825

約数列:

[1, 5, 7, 13, 35, 65, 91, 239, 455, 1195, 1673, 2887, 3107, 8365, 14435, 15535, 20209, 21749, 37531, 101045, 108745, 187655, 262717, 689993, 1313585, 3449965, 4829951, 8969909, 24149755, 44849545, 62789363, 313946815]

約数ペア:

[(1, 313946815), (5, 62789363), (7, 44849545), (13, 24149755), (35, 8969909), (65, 4829951), (91, 3449965), (239, 1313585), (455, 689993), (1195, 262717), (1673, 187655), (2887, 108745), (3107, 101045), (8365, 37531), (14435, 21749), (15535, 20209)]