79878615

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3907}}^1$

素因数の和:3991

約数の個数: 32

約数和(自身を含む): 135060480

約数和(自身を除く): 55181865

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 705, 1363, 3907, 4089, 6815, 11721, 19535, 20445, 58605, 113303, 183629, 339909, 550887, 566515, 918145, 1699545, 2754435, 5325241, 15975723, 26626205, 79878615]

約数ペア:

[(1, 79878615), (3, 26626205), (5, 15975723), (15, 5325241), (29, 2754435), (47, 1699545), (87, 918145), (141, 566515), (145, 550887), (235, 339909), (435, 183629), (705, 113303), (1363, 58605), (3907, 20445), (4089, 19535), (6815, 11721)]