28376089

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 34684160

約数和(自身を除く): 6308071

約数列:

[1, 7, 23, 79, 97, 161, 529, 553, 679, 1817, 2231, 3703, 7663, 12719, 15617, 41791, 51313, 53641, 176249, 292537, 359191, 1233743, 4053727, 28376089]

約数ペア:

[(1, 28376089), (7, 4053727), (23, 1233743), (79, 359191), (97, 292537), (161, 176249), (529, 53641), (553, 51313), (679, 41791), (1817, 15617), (2231, 12719), (3703, 7663)]