172080657

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{18089}}^1$

素因数の和:18253

約数の個数: 24

約数和(自身を含む): 285966720

約数和(自身を除く): 113886063

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 9513, 18089, 54267, 126623, 162801, 379869, 1139607, 2731439, 8194317, 19120073, 24582951, 57360219, 172080657]

約数ペア:

[(1, 172080657), (3, 57360219), (7, 24582951), (9, 19120073), (21, 8194317), (63, 2731439), (151, 1139607), (453, 379869), (1057, 162801), (1359, 126623), (3171, 54267), (9513, 18089)]