12768903

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{241}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 21921328

約数和(自身を除く): 9152425

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 241, 261, 609, 723, 841, 1687, 1827, 2169, 2523, 5061, 5887, 6989, 7569, 15183, 17661, 20967, 48923, 52983, 62901, 146769, 202681, 440307, 608043, 1418767, 1824129, 4256301, 12768903]

約数ペア:

[(1, 12768903), (3, 4256301), (7, 1824129), (9, 1418767), (21, 608043), (29, 440307), (63, 202681), (87, 146769), (203, 62901), (241, 52983), (261, 48923), (609, 20967), (723, 17661), (841, 15183), (1687, 7569), (1827, 6989), (2169, 5887), (2523, 5061)]