128821492

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{1429}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 233192960

約数和(自身を除く): 104371468

約数列:

[1, 2, 4, 31, 62, 124, 727, 1429, 1454, 2858, 2908, 5716, 22537, 44299, 45074, 88598, 90148, 177196, 1038883, 2077766, 4155532, 32205373, 64410746, 128821492]

約数ペア:

[(1, 128821492), (2, 64410746), (4, 32205373), (31, 4155532), (62, 2077766), (124, 1038883), (727, 177196), (1429, 90148), (1454, 88598), (2858, 45074), (2908, 44299), (5716, 22537)]