386890917

素因数分解:

$3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{8573}}^1$

素因数の和:8897

約数の個数: 24

約数和(自身を含む): 602100576

約数和(自身を除く): 215209659

約数列:

[1, 3, 7, 21, 49, 147, 307, 921, 2149, 6447, 8573, 15043, 25719, 45129, 60011, 180033, 420077, 1260231, 2631911, 7895733, 18423377, 55270131, 128963639, 386890917]

約数ペア:

[(1, 386890917), (3, 128963639), (7, 55270131), (21, 18423377), (49, 7895733), (147, 2631911), (307, 1260231), (921, 420077), (2149, 180033), (6447, 60011), (8573, 45129), (15043, 25719)]