131465169

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{120721}}^1$

素因数の和:120749

約数の個数: 18

約数和(自身を含む): 208728338

約数和(自身を除く): 77263169

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 120721, 362163, 1086489, 1327931, 3983793, 11951379, 14607241, 43821723, 131465169]

約数ペア:

[(1, 131465169), (3, 43821723), (9, 14607241), (11, 11951379), (33, 3983793), (99, 1327931), (121, 1086489), (363, 362163), (1089, 120721)]