905377921

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{21859}}^1$

素因数の和:22024

約数の個数: 16

約数和(自身を含む): 1062570880

約数和(自身を除く): 157192959

約数列:

[1, 7, 61, 97, 427, 679, 5917, 21859, 41419, 153013, 1333399, 2120323, 9333793, 14842261, 129339703, 905377921]

約数ペア:

[(1, 905377921), (7, 129339703), (61, 14842261), (97, 9333793), (427, 2120323), (679, 1333399), (5917, 153013), (21859, 41419)]