138875415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12841}}^1$

素因数の和:12959

約数の個数: 32

約数和(自身を含む): 256429056

約数和(自身を除く): 117553641

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 10815, 12841, 38523, 64205, 89887, 192615, 269661, 449435, 1322623, 1348305, 3967869, 6613115, 9258361, 19839345, 27775083, 46291805, 138875415]

約数ペア:

[(1, 138875415), (3, 46291805), (5, 27775083), (7, 19839345), (15, 9258361), (21, 6613115), (35, 3967869), (103, 1348305), (105, 1322623), (309, 449435), (515, 269661), (721, 192615), (1545, 89887), (2163, 64205), (3605, 38523), (10815, 12841)]