191991436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{3121}}^1$

素因数の和:3171

約数の個数: 48

約数和(自身を含む): 416100160

約数和(自身を除く): 224108724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 3121, 4394, 4732, 6242, 8788, 12484, 15379, 21847, 30758, 40573, 43694, 61516, 81146, 87388, 162292, 284011, 527449, 568022, 1054898, 1136044, 2109796, 3692143, 6856837, 7384286, 13713674, 14768572, 27427348, 47997859, 95995718, 191991436]

約数ペア:

[(1, 191991436), (2, 95995718), (4, 47997859), (7, 27427348), (13, 14768572), (14, 13713674), (26, 7384286), (28, 6856837), (52, 3692143), (91, 2109796), (169, 1136044), (182, 1054898), (338, 568022), (364, 527449), (676, 284011), (1183, 162292), (2197, 87388), (2366, 81146), (3121, 61516), (4394, 43694), (4732, 40573), (6242, 30758), (8788, 21847), (12484, 15379)]