15840198984955

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1\times {\mathrm{90518009}}^1$

素因数の和:90519174

約数の個数: 16

約数和(自身を含む): 19638787449600

約数和(自身を除く): 3798588464645

約数列:

[1, 5, 31, 155, 1129, 5645, 34999, 174995, 90518009, 452590045, 2806058279, 14030291395, 102194832161, 510974160805, 3168039796991, 15840198984955]

約数ペア:

[(1, 15840198984955), (5, 3168039796991), (31, 510974160805), (155, 102194832161), (1129, 14030291395), (5645, 2806058279), (34999, 452590045), (174995, 90518009)]