199393201

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3511}}^1$

素因数の和:3605

約数の個数: 24

約数和(自身を含む): 248228160

約数和(自身を除く): 48834959

約数列:

[1, 7, 19, 49, 61, 133, 427, 931, 1159, 2989, 3511, 8113, 24577, 56791, 66709, 172039, 214171, 466963, 1499197, 3268741, 4069249, 10494379, 28484743, 199393201]

約数ペア:

[(1, 199393201), (7, 28484743), (19, 10494379), (49, 4069249), (61, 3268741), (133, 1499197), (427, 466963), (931, 214171), (1159, 172039), (2989, 66709), (3511, 56791), (8113, 24577)]