3848355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 8037120

約数和(自身を除く): 4188765

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 643, 665, 855, 1197, 1929, 1995, 3215, 4501, 5787, 5985, 9645, 12217, 13503, 22505, 28935, 36651, 40509, 61085, 67515, 85519, 109953, 183255, 202545, 256557, 427595, 549765, 769671, 1282785, 3848355]

約数ペア:

[(1, 3848355), (3, 1282785), (5, 769671), (7, 549765), (9, 427595), (15, 256557), (19, 202545), (21, 183255), (35, 109953), (45, 85519), (57, 67515), (63, 61085), (95, 40509), (105, 36651), (133, 28935), (171, 22505), (285, 13503), (315, 12217), (399, 9645), (643, 5985), (665, 5787), (855, 4501), (1197, 3215), (1929, 1995)]