7156937787

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1\times {\mathrm{887}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 9895360512

約数和(自身を除く): 2738422725

約数列:

[1, 3, 37, 111, 157, 463, 471, 887, 1389, 2661, 5809, 17131, 17427, 32819, 51393, 72691, 98457, 139259, 218073, 410681, 417777, 1232043, 2689567, 5152583, 8068701, 15195197, 15457749, 45585591, 64476917, 193430751, 2385645929, 7156937787]

約数ペア:

[(1, 7156937787), (3, 2385645929), (37, 193430751), (111, 64476917), (157, 45585591), (463, 15457749), (471, 15195197), (887, 8068701), (1389, 5152583), (2661, 2689567), (5809, 1232043), (17131, 417777), (17427, 410681), (32819, 218073), (51393, 139259), (72691, 98457)]