198360539

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 234420480

約数和(自身を除く): 36059941

約数列:

[1, 13, 17, 47, 113, 169, 221, 611, 799, 1469, 1921, 2197, 2873, 5311, 7943, 10387, 19097, 24973, 37349, 69043, 90287, 103259, 135031, 248261, 324649, 897559, 1173731, 1755403, 4220437, 11668267, 15258503, 198360539]

約数ペア:

[(1, 198360539), (13, 15258503), (17, 11668267), (47, 4220437), (113, 1755403), (169, 1173731), (221, 897559), (611, 324649), (799, 248261), (1469, 135031), (1921, 103259), (2197, 90287), (2873, 69043), (5311, 37349), (7943, 24973), (10387, 19097)]