258222762

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{683129}}^1$

素因数の和:683147

約数の個数: 32

約数和(自身を含む): 655804800

約数和(自身を除く): 397582038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 683129, 1366258, 2049387, 4098774, 4781903, 6148161, 9563806, 12296322, 14345709, 18444483, 28691418, 36888966, 43037127, 86074254, 129111381, 258222762]

約数ペア:

[(1, 258222762), (2, 129111381), (3, 86074254), (6, 43037127), (7, 36888966), (9, 28691418), (14, 18444483), (18, 14345709), (21, 12296322), (27, 9563806), (42, 6148161), (54, 4781903), (63, 4098774), (126, 2049387), (189, 1366258), (378, 683129)]