71717828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2796

約数の個数: 48

約数和(自身を含む): 156643200

約数和(自身を除く): 84925372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 2699, 3796, 5398, 6643, 10796, 13286, 18893, 26572, 35087, 37786, 70174, 75572, 140348, 197027, 245609, 394054, 491218, 788108, 982436, 1379189, 2561351, 2758378, 5122702, 5516756, 10245404, 17929457, 35858914, 71717828]

約数ペア:

[(1, 71717828), (2, 35858914), (4, 17929457), (7, 10245404), (13, 5516756), (14, 5122702), (26, 2758378), (28, 2561351), (52, 1379189), (73, 982436), (91, 788108), (146, 491218), (182, 394054), (292, 245609), (364, 197027), (511, 140348), (949, 75572), (1022, 70174), (1898, 37786), (2044, 35087), (2699, 26572), (3796, 18893), (5398, 13286), (6643, 10796)]