81587016

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161879}}^1$

素因数の和:161898

約数の個数: 48

約数和(自身を含む): 252532800

約数和(自身を除く): 170945784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161879, 323758, 485637, 647516, 971274, 1133153, 1295032, 1456911, 1942548, 2266306, 2913822, 3399459, 3885096, 4532612, 5827644, 6798918, 9065224, 10198377, 11655288, 13597836, 20396754, 27195672, 40793508, 81587016]

約数ペア:

[(1, 81587016), (2, 40793508), (3, 27195672), (4, 20396754), (6, 13597836), (7, 11655288), (8, 10198377), (9, 9065224), (12, 6798918), (14, 5827644), (18, 4532612), (21, 3885096), (24, 3399459), (28, 2913822), (36, 2266306), (42, 1942548), (56, 1456911), (63, 1295032), (72, 1133153), (84, 971274), (126, 647516), (168, 485637), (252, 323758), (504, 161879)]