30872583

素因数分解:

$3^4\times 7^1\times {\mathrm{54449}}^1$

素因数の和:54468

約数の個数: 20

約数和(自身を含む): 52707600

約数和(自身を除く): 21835017

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54449, 163347, 381143, 490041, 1143429, 1470123, 3430287, 4410369, 10290861, 30872583]

約数ペア:

[(1, 30872583), (3, 10290861), (7, 4410369), (9, 3430287), (21, 1470123), (27, 1143429), (63, 490041), (81, 381143), (189, 163347), (567, 54449)]