30811743

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3167}}^1$

素因数の和:3243

約数の個数: 24

約数和(自身を含む): 47443968

約数和(自身を除く): 16632225

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3167, 3243, 9501, 9729, 28503, 72841, 148849, 218523, 446547, 655569, 1339641, 3423527, 10270581, 30811743]

約数ペア:

[(1, 30811743), (3, 10270581), (9, 3423527), (23, 1339641), (47, 655569), (69, 446547), (141, 218523), (207, 148849), (423, 72841), (1081, 28503), (3167, 9729), (3243, 9501)]