247184427

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1667}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 394555392

約数和(自身を除く): 147370965

約数列:

[1, 3, 7, 21, 23, 69, 161, 307, 483, 921, 1667, 2149, 5001, 6447, 7061, 11669, 21183, 35007, 38341, 49427, 115023, 148281, 268387, 511769, 805161, 1535307, 3582383, 10747149, 11770687, 35312061, 82394809, 247184427]

約数ペア:

[(1, 247184427), (3, 82394809), (7, 35312061), (21, 11770687), (23, 10747149), (69, 3582383), (161, 1535307), (307, 805161), (483, 511769), (921, 268387), (1667, 148281), (2149, 115023), (5001, 49427), (6447, 38341), (7061, 35007), (11669, 21183)]