204297405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 376535040

約数和(自身を除く): 172237635

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 67, 95, 195, 201, 247, 285, 335, 741, 823, 871, 1005, 1235, 1273, 2469, 2613, 3705, 3819, 4115, 4355, 6365, 10699, 12345, 13065, 15637, 16549, 19095, 32097, 46911, 49647, 53495, 55141, 78185, 82745, 160485, 165423, 203281, 234555, 248235, 275705, 609843, 716833, 827115, 1016405, 1047679, 2150499, 3049215, 3143037, 3584165, 5238395, 10752495, 13619827, 15715185, 40859481, 68099135, 204297405]

約数ペア:

[(1, 204297405), (3, 68099135), (5, 40859481), (13, 15715185), (15, 13619827), (19, 10752495), (39, 5238395), (57, 3584165), (65, 3143037), (67, 3049215), (95, 2150499), (195, 1047679), (201, 1016405), (247, 827115), (285, 716833), (335, 609843), (741, 275705), (823, 248235), (871, 234555), (1005, 203281), (1235, 165423), (1273, 160485), (2469, 82745), (2613, 78185), (3705, 55141), (3819, 53495), (4115, 49647), (4355, 46911), (6365, 32097), (10699, 19095), (12345, 16549), (13065, 15637)]