78721665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2927}}^1$

素因数の和:3109

約数の個数: 32

約数和(自身を含む): 138295296

約数和(自身を除く): 59573631

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 489, 815, 1793, 2445, 2927, 5379, 8781, 8965, 14635, 26895, 32197, 43905, 96591, 160985, 477101, 482955, 1431303, 2385505, 5248111, 7156515, 15744333, 26240555, 78721665]

約数ペア:

[(1, 78721665), (3, 26240555), (5, 15744333), (11, 7156515), (15, 5248111), (33, 2385505), (55, 1431303), (163, 482955), (165, 477101), (489, 160985), (815, 96591), (1793, 43905), (2445, 32197), (2927, 26895), (5379, 14635), (8781, 8965)]