163224145

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21491}}^1$

素因数の和:21541

約数の個数: 24

約数和(自身を含む): 235208448

約数和(自身を除く): 71984303

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 21491, 107455, 150437, 666221, 752185, 1053059, 3331105, 4663547, 5265295, 23317735, 32644829, 163224145]

約数ペア:

[(1, 163224145), (5, 32644829), (7, 23317735), (31, 5265295), (35, 4663547), (49, 3331105), (155, 1053059), (217, 752185), (245, 666221), (1085, 150437), (1519, 107455), (7595, 21491)]