26866665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 30004695

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 67, 95, 105, 133, 171, 201, 285, 315, 335, 399, 469, 603, 665, 855, 1005, 1197, 1273, 1407, 1995, 2345, 3015, 3819, 4221, 4489, 5985, 6365, 7035, 8911, 11457, 13467, 19095, 21105, 22445, 26733, 31423, 40401, 44555, 57285, 67335, 80199, 85291, 94269, 133665, 157115, 202005, 255873, 282807, 400995, 426455, 471345, 597037, 767619, 1279365, 1414035, 1791111, 2985185, 3838095, 5373333, 8955555, 26866665]

約数ペア:

[(1, 26866665), (3, 8955555), (5, 5373333), (7, 3838095), (9, 2985185), (15, 1791111), (19, 1414035), (21, 1279365), (35, 767619), (45, 597037), (57, 471345), (63, 426455), (67, 400995), (95, 282807), (105, 255873), (133, 202005), (171, 157115), (201, 133665), (285, 94269), (315, 85291), (335, 80199), (399, 67335), (469, 57285), (603, 44555), (665, 40401), (855, 31423), (1005, 26733), (1197, 22445), (1273, 21105), (1407, 19095), (1995, 13467), (2345, 11457), (3015, 8911), (3819, 7035), (4221, 6365), (4489, 5985)]