290501456

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{35531}}^1$

素因数の和:35619

約数の個数: 40

約数和(自身を含む): 652083264

約数和(自身を除く): 361581808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 4088, 8176, 35531, 71062, 142124, 248717, 284248, 497434, 568496, 994868, 1989736, 2593763, 3979472, 5187526, 10375052, 18156341, 20750104, 36312682, 41500208, 72625364, 145250728, 290501456]

約数ペア:

[(1, 290501456), (2, 145250728), (4, 72625364), (7, 41500208), (8, 36312682), (14, 20750104), (16, 18156341), (28, 10375052), (56, 5187526), (73, 3979472), (112, 2593763), (146, 1989736), (292, 994868), (511, 568496), (584, 497434), (1022, 284248), (1168, 248717), (2044, 142124), (4088, 71062), (8176, 35531)]