7898661

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 12528000

約数和(自身を除く): 4629339

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 173, 267, 513, 519, 801, 1557, 1691, 2403, 3287, 4671, 5073, 9861, 15219, 15397, 29583, 45657, 46191, 88749, 138573, 292543, 415719, 877629, 2632887, 7898661]

約数ペア:

[(1, 7898661), (3, 2632887), (9, 877629), (19, 415719), (27, 292543), (57, 138573), (89, 88749), (171, 46191), (173, 45657), (267, 29583), (513, 15397), (519, 15219), (801, 9861), (1557, 5073), (1691, 4671), (2403, 3287)]