221279296

素因数分解:

$2^6\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1788

約数の個数: 84

約数和(自身を含む): 523553436

約数和(自身を除く): 302274140

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 98, 112, 164, 196, 224, 287, 328, 392, 448, 574, 656, 784, 1148, 1312, 1568, 1721, 2009, 2296, 2624, 3136, 3442, 4018, 4592, 6884, 8036, 9184, 12047, 13768, 16072, 18368, 24094, 27536, 32144, 48188, 55072, 64288, 70561, 84329, 96376, 110144, 128576, 141122, 168658, 192752, 282244, 337316, 385504, 493927, 564488, 674632, 771008, 987854, 1128976, 1349264, 1975708, 2257952, 2698528, 3457489, 3951416, 4515904, 5397056, 6914978, 7902832, 13829956, 15805664, 27659912, 31611328, 55319824, 110639648, 221279296]

約数ペア:

[(1, 221279296), (2, 110639648), (4, 55319824), (7, 31611328), (8, 27659912), (14, 15805664), (16, 13829956), (28, 7902832), (32, 6914978), (41, 5397056), (49, 4515904), (56, 3951416), (64, 3457489), (82, 2698528), (98, 2257952), (112, 1975708), (164, 1349264), (196, 1128976), (224, 987854), (287, 771008), (328, 674632), (392, 564488), (448, 493927), (574, 385504), (656, 337316), (784, 282244), (1148, 192752), (1312, 168658), (1568, 141122), (1721, 128576), (2009, 110144), (2296, 96376), (2624, 84329), (3136, 70561), (3442, 64288), (4018, 55072), (4592, 48188), (6884, 32144), (8036, 27536), (9184, 24094), (12047, 18368), (13768, 16072)]