201989665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 272039040

約数和(自身を除く): 70049375

約数列:

[1, 5, 17, 19, 85, 95, 181, 323, 691, 905, 1615, 3077, 3439, 3455, 11747, 13129, 15385, 17195, 58463, 58735, 65645, 125071, 223193, 292315, 625355, 1115965, 2126207, 2376349, 10631035, 11881745, 40397933, 201989665]

約数ペア:

[(1, 201989665), (5, 40397933), (17, 11881745), (19, 10631035), (85, 2376349), (95, 2126207), (181, 1115965), (323, 625355), (691, 292315), (905, 223193), (1615, 125071), (3077, 65645), (3439, 58735), (3455, 58463), (11747, 17195), (13129, 15385)]