71681973

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{1091}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 105731808

約数和(自身を除く): 34049835

約数列:

[1, 3, 11, 33, 121, 181, 363, 543, 1091, 1991, 3273, 5973, 12001, 21901, 36003, 65703, 132011, 197471, 396033, 592413, 2172181, 6516543, 23893991, 71681973]

約数ペア:

[(1, 71681973), (3, 23893991), (11, 6516543), (33, 2172181), (121, 592413), (181, 396033), (363, 197471), (543, 132011), (1091, 65703), (1991, 36003), (3273, 21901), (5973, 12001)]