201761217

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 339935232

約数和(自身を除く): 138174015

約数列:

[1, 3, 7, 9, 21, 63, 127, 151, 167, 381, 453, 501, 889, 1057, 1143, 1169, 1359, 1503, 2667, 3171, 3507, 8001, 9513, 10521, 19177, 21209, 25217, 57531, 63627, 75651, 134239, 148463, 172593, 176519, 190881, 226953, 402717, 445389, 529557, 1208151, 1336167, 1588671, 3202559, 9607677, 22417913, 28823031, 67253739, 201761217]

約数ペア:

[(1, 201761217), (3, 67253739), (7, 28823031), (9, 22417913), (21, 9607677), (63, 3202559), (127, 1588671), (151, 1336167), (167, 1208151), (381, 529557), (453, 445389), (501, 402717), (889, 226953), (1057, 190881), (1143, 176519), (1169, 172593), (1359, 148463), (1503, 134239), (2667, 75651), (3171, 63627), (3507, 57531), (8001, 25217), (9513, 21209), (10521, 19177)]