573384890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{691}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 1121488416

約数和(自身を除く): 548103526

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 491, 691, 845, 982, 1382, 1690, 2455, 3455, 4910, 6383, 6910, 8983, 12766, 17966, 31915, 44915, 63830, 82979, 89830, 116779, 165958, 233558, 339281, 414895, 583895, 678562, 829790, 1167790, 1696405, 3392810, 4410653, 8821306, 22053265, 44106530, 57338489, 114676978, 286692445, 573384890]

約数ペア:

[(1, 573384890), (2, 286692445), (5, 114676978), (10, 57338489), (13, 44106530), (26, 22053265), (65, 8821306), (130, 4410653), (169, 3392810), (338, 1696405), (491, 1167790), (691, 829790), (845, 678562), (982, 583895), (1382, 414895), (1690, 339281), (2455, 233558), (3455, 165958), (4910, 116779), (6383, 89830), (6910, 82979), (8983, 63830), (12766, 44915), (17966, 31915)]