27879327

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23291}}^1$

素因数の和:23323

約数の個数: 24

約数和(自身を含む): 48447360

約数和(自身を除く): 20568033

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23291, 69873, 163037, 209619, 442529, 489111, 1327587, 1467333, 3097703, 3982761, 9293109, 27879327]

約数ペア:

[(1, 27879327), (3, 9293109), (7, 3982761), (9, 3097703), (19, 1467333), (21, 1327587), (57, 489111), (63, 442529), (133, 209619), (171, 163037), (399, 69873), (1197, 23291)]