259071939

素因数分解:

$3^4\times 7^1\times {\mathrm{521}}^1\times {\mathrm{877}}^1$

素因数の和:1417

約数の個数: 40

約数和(自身を含む): 443649888

約数和(自身を除く): 184577949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 521, 567, 877, 1563, 2631, 3647, 4689, 6139, 7893, 10941, 14067, 18417, 23679, 32823, 42201, 55251, 71037, 98469, 165753, 295407, 456917, 497259, 1370751, 3198419, 4112253, 9595257, 12336759, 28785771, 37010277, 86357313, 259071939]

約数ペア:

[(1, 259071939), (3, 86357313), (7, 37010277), (9, 28785771), (21, 12336759), (27, 9595257), (63, 4112253), (81, 3198419), (189, 1370751), (521, 497259), (567, 456917), (877, 295407), (1563, 165753), (2631, 98469), (3647, 71037), (4689, 55251), (6139, 42201), (7893, 32823), (10941, 23679), (14067, 18417)]