20161208529

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3232517}}^1$

素因数の和:3232547

約数の個数: 40

約数和(自身を含む): 37548929088

約数和(自身を除く): 17387720559

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 3232517, 9697551, 22627619, 29092653, 35557687, 67882857, 87277959, 106673061, 203648571, 248903809, 261833877, 320019183, 610945713, 746711427, 960057549, 1832837139, 2240134281, 2880172647, 6720402843, 20161208529]

約数ペア:

[(1, 20161208529), (3, 6720402843), (7, 2880172647), (9, 2240134281), (11, 1832837139), (21, 960057549), (27, 746711427), (33, 610945713), (63, 320019183), (77, 261833877), (81, 248903809), (99, 203648571), (189, 106673061), (231, 87277959), (297, 67882857), (567, 35557687), (693, 29092653), (891, 22627619), (2079, 9697551), (6237, 3232517)]