213309264

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20479}}^1$

素因数の和:20528

約数の個数: 80

約数和(自身を含む): 650117120

約数和(自身を除く): 436807856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20479, 40958, 61437, 81916, 122874, 143353, 163832, 245748, 286706, 327664, 430059, 491496, 573412, 634849, 860118, 982992, 1146824, 1269698, 1720236, 1904547, 2293648, 2539396, 3440472, 3809094, 4443943, 5078792, 6880944, 7618188, 8887886, 10157584, 13331829, 15236376, 17775772, 26663658, 30472752, 35551544, 53327316, 71103088, 106654632, 213309264]

約数ペア:

[(1, 213309264), (2, 106654632), (3, 71103088), (4, 53327316), (6, 35551544), (7, 30472752), (8, 26663658), (12, 17775772), (14, 15236376), (16, 13331829), (21, 10157584), (24, 8887886), (28, 7618188), (31, 6880944), (42, 5078792), (48, 4443943), (56, 3809094), (62, 3440472), (84, 2539396), (93, 2293648), (112, 1904547), (124, 1720236), (168, 1269698), (186, 1146824), (217, 982992), (248, 860118), (336, 634849), (372, 573412), (434, 491496), (496, 430059), (651, 327664), (744, 286706), (868, 245748), (1302, 163832), (1488, 143353), (1736, 122874), (2604, 81916), (3472, 61437), (5208, 40958), (10416, 20479)]