28287948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 71618400

約数和(自身を除く): 43330452

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 298, 447, 596, 894, 1217, 1788, 1937, 2434, 3651, 3874, 4868, 5811, 7302, 7748, 11622, 14604, 15821, 23244, 31642, 47463, 63284, 94926, 181333, 189852, 362666, 543999, 725332, 1087998, 2175996, 2357329, 4714658, 7071987, 9429316, 14143974, 28287948]

約数ペア:

[(1, 28287948), (2, 14143974), (3, 9429316), (4, 7071987), (6, 4714658), (12, 2357329), (13, 2175996), (26, 1087998), (39, 725332), (52, 543999), (78, 362666), (149, 189852), (156, 181333), (298, 94926), (447, 63284), (596, 47463), (894, 31642), (1217, 23244), (1788, 15821), (1937, 14604), (2434, 11622), (3651, 7748), (3874, 7302), (4868, 5811)]