28921449991

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2335577}}^1$

素因数の和:2335674

約数の個数: 16

約数和(自身を含む): 34753400640

約数和(自身を除く): 5831950649

約数列:

[1, 7, 29, 61, 203, 427, 1769, 12383, 2335577, 16349039, 67731733, 142470197, 474122131, 997291379, 4131635713, 28921449991]

約数ペア:

[(1, 28921449991), (7, 4131635713), (29, 997291379), (61, 474122131), (203, 142470197), (427, 67731733), (1769, 16349039), (12383, 2335577)]