243664553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 296255232

約数和(自身を除く): 52590679

約数列:

[1, 11, 17, 23, 181, 187, 253, 313, 391, 1991, 3077, 3443, 4163, 4301, 5321, 7199, 33847, 45793, 56653, 58531, 70771, 79189, 122383, 623183, 778481, 963101, 1303019, 1346213, 10594111, 14333209, 22151323, 243664553]

約数ペア:

[(1, 243664553), (11, 22151323), (17, 14333209), (23, 10594111), (181, 1346213), (187, 1303019), (253, 963101), (313, 778481), (391, 623183), (1991, 122383), (3077, 79189), (3443, 70771), (4163, 58531), (4301, 56653), (5321, 45793), (7199, 33847)]