1311142

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:820

約数の個数: 24

約数和(自身を含む): 2425464

約数和(自身を除く): 1114322

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 787, 833, 1574, 1666, 5509, 11018, 13379, 26758, 38563, 77126, 93653, 187306, 655571, 1311142]

約数ペア:

[(1, 1311142), (2, 655571), (7, 187306), (14, 93653), (17, 77126), (34, 38563), (49, 26758), (98, 13379), (119, 11018), (238, 5509), (787, 1666), (833, 1574)]