42191289

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14249}}^1$

素因数の和:14309

約数の個数: 24

約数和(自身を含む): 71136000

約数和(自身を除く): 28944711

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 14249, 42747, 99743, 128241, 299229, 669703, 897687, 2009109, 4687921, 6027327, 14063763, 42191289]

約数ペア:

[(1, 42191289), (3, 14063763), (7, 6027327), (9, 4687921), (21, 2009109), (47, 897687), (63, 669703), (141, 299229), (329, 128241), (423, 99743), (987, 42747), (2961, 14249)]