157211860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{604661}}^1$

素因数の和:604683

約数の個数: 24

約数和(自身を含む): 355541256

約数和(自身を除く): 198329396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 604661, 1209322, 2418644, 3023305, 6046610, 7860593, 12093220, 15721186, 31442372, 39302965, 78605930, 157211860]

約数ペア:

[(1, 157211860), (2, 78605930), (4, 39302965), (5, 31442372), (10, 15721186), (13, 12093220), (20, 7860593), (26, 6046610), (52, 3023305), (65, 2418644), (130, 1209322), (260, 604661)]