161225421

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{5641}}^1$

素因数の和:7012

約数の個数: 16

約数和(自身を含む): 245900928

約数和(自身を除く): 84675507

約数列:

[1, 3, 7, 21, 1361, 4083, 5641, 9527, 16923, 28581, 39487, 118461, 7677401, 23032203, 53741807, 161225421]

約数ペア:

[(1, 161225421), (3, 53741807), (7, 23032203), (21, 7677401), (1361, 118461), (4083, 39487), (5641, 28581), (9527, 16923)]