20161788831

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 29770416000

約数和(自身を除く): 9608627169

約数列:

[1, 3, 9, 107, 149, 227, 321, 447, 619, 681, 963, 1341, 1857, 2043, 5571, 15943, 24289, 33823, 47829, 66233, 72867, 92231, 101469, 140513, 143487, 198699, 218601, 276693, 304407, 421539, 596097, 830079, 1264617, 3619061, 9868717, 10857183, 15034891, 20936437, 29606151, 32571549, 45104673, 62809311, 88818453, 135314019, 188427933, 2240198759, 6720596277, 20161788831]

約数ペア:

[(1, 20161788831), (3, 6720596277), (9, 2240198759), (107, 188427933), (149, 135314019), (227, 88818453), (321, 62809311), (447, 45104673), (619, 32571549), (681, 29606151), (963, 20936437), (1341, 15034891), (1857, 10857183), (2043, 9868717), (5571, 3619061), (15943, 1264617), (24289, 830079), (33823, 596097), (47829, 421539), (66233, 304407), (72867, 276693), (92231, 218601), (101469, 198699), (140513, 143487)]