15696261

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 80

約数和(自身を含む): 29736960

約数和(自身を除く): 14040699

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 47, 57, 63, 81, 93, 133, 141, 171, 189, 217, 279, 329, 399, 423, 513, 567, 589, 651, 837, 893, 987, 1197, 1269, 1457, 1539, 1767, 1953, 2511, 2679, 2961, 3591, 3807, 4123, 4371, 5301, 5859, 6251, 8037, 8883, 10199, 10773, 12369, 13113, 15903, 17577, 18753, 24111, 26649, 27683, 30597, 37107, 39339, 47709, 56259, 72333, 83049, 91791, 111321, 118017, 168777, 193781, 249147, 275373, 333963, 506331, 581343, 747441, 826119, 1744029, 2242323, 5232087, 15696261]

約数ペア:

[(1, 15696261), (3, 5232087), (7, 2242323), (9, 1744029), (19, 826119), (21, 747441), (27, 581343), (31, 506331), (47, 333963), (57, 275373), (63, 249147), (81, 193781), (93, 168777), (133, 118017), (141, 111321), (171, 91791), (189, 83049), (217, 72333), (279, 56259), (329, 47709), (399, 39339), (423, 37107), (513, 30597), (567, 27683), (589, 26649), (651, 24111), (837, 18753), (893, 17577), (987, 15903), (1197, 13113), (1269, 12369), (1457, 10773), (1539, 10199), (1767, 8883), (1953, 8037), (2511, 6251), (2679, 5859), (2961, 5301), (3591, 4371), (3807, 4123)]