4139055

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 7787520

約数和(自身を除く): 3648465

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 103, 141, 171, 235, 285, 309, 423, 515, 705, 855, 893, 927, 1545, 1957, 2115, 2679, 4465, 4635, 4841, 5871, 8037, 9785, 13395, 14523, 17613, 24205, 29355, 40185, 43569, 72615, 88065, 91979, 217845, 275937, 459895, 827811, 1379685, 4139055]

約数ペア:

[(1, 4139055), (3, 1379685), (5, 827811), (9, 459895), (15, 275937), (19, 217845), (45, 91979), (47, 88065), (57, 72615), (95, 43569), (103, 40185), (141, 29355), (171, 24205), (235, 17613), (285, 14523), (309, 13395), (423, 9785), (515, 8037), (705, 5871), (855, 4841), (893, 4635), (927, 4465), (1545, 2679), (1957, 2115)]