38817387

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 66784256

約数和(自身を除く): 27966869

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 307, 567, 669, 921, 1561, 2007, 2149, 2763, 4683, 6021, 6447, 8289, 14049, 18063, 19341, 24867, 42147, 58023, 68461, 126441, 174069, 205383, 479227, 616149, 1437681, 1848447, 4313043, 5545341, 12939129, 38817387]

約数ペア:

[(1, 38817387), (3, 12939129), (7, 5545341), (9, 4313043), (21, 1848447), (27, 1437681), (63, 616149), (81, 479227), (189, 205383), (223, 174069), (307, 126441), (567, 68461), (669, 58023), (921, 42147), (1561, 24867), (2007, 19341), (2149, 18063), (2763, 14049), (4683, 8289), (6021, 6447)]