7211169

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3947}}^1$

素因数の和:3989

約数の個数: 24

約数和(自身を含む): 12317760

約数和(自身を除く): 5106591

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 3947, 11841, 27629, 35523, 82887, 114463, 248661, 343389, 801241, 1030167, 2403723, 7211169]

約数ペア:

[(1, 7211169), (3, 2403723), (7, 1030167), (9, 801241), (21, 343389), (29, 248661), (63, 114463), (87, 82887), (203, 35523), (261, 27629), (609, 11841), (1827, 3947)]