81431063

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7549}}^1$

素因数の和:7646

約数の個数: 16

約数和(自身を含む): 98572800

約数和(自身を除く): 17141737

約数列:

[1, 7, 23, 67, 161, 469, 1541, 7549, 10787, 52843, 173627, 505783, 1215389, 3540481, 11633009, 81431063]

約数ペア:

[(1, 81431063), (7, 11633009), (23, 3540481), (67, 1215389), (161, 505783), (469, 173627), (1541, 52843), (7549, 10787)]