26956515

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 46080000

約数和(自身を除く): 19123485

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 1999, 2697, 4495, 5997, 9995, 13485, 29985, 57971, 61969, 173913, 185907, 289855, 309845, 869565, 929535, 1797101, 5391303, 8985505, 26956515]

約数ペア:

[(1, 26956515), (3, 8985505), (5, 5391303), (15, 1797101), (29, 929535), (31, 869565), (87, 309845), (93, 289855), (145, 185907), (155, 173913), (435, 61969), (465, 57971), (899, 29985), (1999, 13485), (2697, 9995), (4495, 5997)]