28172151

素因数分解:

$3^3\times 7^1\times {\mathrm{149059}}^1$

素因数の和:149075

約数の個数: 16

約数和(自身を含む): 47699200

約数和(自身を除く): 19527049

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 149059, 447177, 1043413, 1341531, 3130239, 4024593, 9390717, 28172151]

約数ペア:

[(1, 28172151), (3, 9390717), (7, 4024593), (9, 3130239), (21, 1341531), (27, 1043413), (63, 447177), (189, 149059)]