40641993

素因数分解:

$3^5\times 7^1\times {\mathrm{23893}}^1$

素因数の和:23915

約数の個数: 24

約数和(自身を含む): 69579328

約数和(自身を除く): 28937335

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 23893, 71679, 167251, 215037, 501753, 645111, 1505259, 1935333, 4515777, 5805999, 13547331, 40641993]

約数ペア:

[(1, 40641993), (3, 13547331), (7, 5805999), (9, 4515777), (21, 1935333), (27, 1505259), (63, 645111), (81, 501753), (189, 215037), (243, 167251), (567, 71679), (1701, 23893)]