13481104

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 32997888

約数和(自身を除く): 19516784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 91, 94, 104, 112, 182, 188, 197, 208, 329, 364, 376, 394, 611, 658, 728, 752, 788, 1222, 1316, 1379, 1456, 1576, 2444, 2561, 2632, 2758, 3152, 4277, 4888, 5122, 5264, 5516, 8554, 9259, 9776, 10244, 11032, 17108, 17927, 18518, 20488, 22064, 34216, 35854, 37036, 40976, 64813, 68432, 71708, 74072, 120367, 129626, 143416, 148144, 240734, 259252, 286832, 481468, 518504, 842569, 962936, 1037008, 1685138, 1925872, 3370276, 6740552, 13481104]

約数ペア:

[(1, 13481104), (2, 6740552), (4, 3370276), (7, 1925872), (8, 1685138), (13, 1037008), (14, 962936), (16, 842569), (26, 518504), (28, 481468), (47, 286832), (52, 259252), (56, 240734), (91, 148144), (94, 143416), (104, 129626), (112, 120367), (182, 74072), (188, 71708), (197, 68432), (208, 64813), (329, 40976), (364, 37036), (376, 35854), (394, 34216), (611, 22064), (658, 20488), (728, 18518), (752, 17927), (788, 17108), (1222, 11032), (1316, 10244), (1379, 9776), (1456, 9259), (1576, 8554), (2444, 5516), (2561, 5264), (2632, 5122), (2758, 4888), (3152, 4277)]