402034779

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{647399}}^1$

素因数の和:647431

約数の個数: 16

約数和(自身を含む): 621504000

約数和(自身を除く): 219469221

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 647399, 1942197, 5826591, 14890177, 17479773, 44670531, 134011593, 402034779]

約数ペア:

[(1, 402034779), (3, 134011593), (9, 44670531), (23, 17479773), (27, 14890177), (69, 5826591), (207, 1942197), (621, 647399)]