71720201

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1663}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 84185088

約数和(自身を除く): 12464887

約数列:

[1, 7, 61, 101, 427, 707, 1663, 6161, 11641, 43127, 101443, 167963, 710101, 1175741, 10245743, 71720201]

約数ペア:

[(1, 71720201), (7, 10245743), (61, 1175741), (101, 710101), (427, 167963), (707, 101443), (1663, 43127), (6161, 11641)]