140972318

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{4129}}^1$

素因数の和:4571

約数の個数: 16

約数和(自身を含む): 216973680

約数和(自身を除く): 76001362

約数列:

[1, 2, 43, 86, 397, 794, 4129, 8258, 17071, 34142, 177547, 355094, 1639213, 3278426, 70486159, 140972318]

約数ペア:

[(1, 140972318), (2, 70486159), (43, 3278426), (86, 1639213), (397, 355094), (794, 177547), (4129, 34142), (8258, 17071)]