39721605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^3$

素因数の和:84

約数の個数: 96

約数和(自身を含む): 85691520

約数和(自身を除く): 45969915

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 49, 51, 55, 77, 85, 105, 119, 147, 165, 187, 231, 245, 255, 289, 357, 385, 539, 561, 595, 735, 833, 867, 935, 1155, 1309, 1445, 1617, 1785, 2023, 2499, 2695, 2805, 3179, 3927, 4165, 4335, 4913, 6069, 6545, 8085, 9163, 9537, 10115, 12495, 14161, 14739, 15895, 19635, 22253, 24565, 27489, 30345, 34391, 42483, 45815, 47685, 54043, 66759, 70805, 73695, 103173, 111265, 137445, 155771, 162129, 171955, 212415, 240737, 270215, 333795, 378301, 467313, 515865, 722211, 778855, 810645, 1134903, 1203685, 1891505, 2336565, 2648107, 3611055, 5674515, 7944321, 13240535, 39721605]

約数ペア:

[(1, 39721605), (3, 13240535), (5, 7944321), (7, 5674515), (11, 3611055), (15, 2648107), (17, 2336565), (21, 1891505), (33, 1203685), (35, 1134903), (49, 810645), (51, 778855), (55, 722211), (77, 515865), (85, 467313), (105, 378301), (119, 333795), (147, 270215), (165, 240737), (187, 212415), (231, 171955), (245, 162129), (255, 155771), (289, 137445), (357, 111265), (385, 103173), (539, 73695), (561, 70805), (595, 66759), (735, 54043), (833, 47685), (867, 45815), (935, 42483), (1155, 34391), (1309, 30345), (1445, 27489), (1617, 24565), (1785, 22253), (2023, 19635), (2499, 15895), (2695, 14739), (2805, 14161), (3179, 12495), (3927, 10115), (4165, 9537), (4335, 9163), (4913, 8085), (6069, 6545)]