128323223

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{1621}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 150729216

約数和(自身を除く): 22405993

約数列:

[1, 7, 43, 263, 301, 1621, 1841, 11309, 11347, 69703, 79163, 426323, 487921, 2984261, 18331889, 128323223]

約数ペア:

[(1, 128323223), (7, 18331889), (43, 2984261), (263, 487921), (301, 426323), (1621, 79163), (1841, 69703), (11309, 11347)]