157891078

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^2\times {\mathrm{109}}^1$

素因数の和:384

約数の個数: 24

約数和(自身を含む): 244799280

約数和(自身を除く): 86908202

約数列:

[1, 2, 71, 101, 109, 142, 202, 218, 7171, 7739, 10201, 11009, 14342, 15478, 20402, 22018, 724271, 781639, 1111909, 1448542, 1563278, 2223818, 78945539, 157891078]

約数ペア:

[(1, 157891078), (2, 78945539), (71, 2223818), (101, 1563278), (109, 1448542), (142, 1111909), (202, 781639), (218, 724271), (7171, 22018), (7739, 20402), (10201, 15478), (11009, 14342)]