28361256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 89856000

約数和(自身を除く): 61494744

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 103, 132, 149, 154, 168, 206, 231, 264, 298, 308, 309, 412, 447, 462, 596, 616, 618, 721, 824, 894, 924, 1043, 1133, 1192, 1236, 1442, 1639, 1788, 1848, 2086, 2163, 2266, 2472, 2884, 3129, 3278, 3399, 3576, 4172, 4326, 4532, 4917, 5768, 6258, 6556, 6798, 7931, 8344, 8652, 9064, 9834, 11473, 12516, 13112, 13596, 15347, 15862, 17304, 19668, 22946, 23793, 25032, 27192, 30694, 31724, 34419, 39336, 45892, 46041, 47586, 61388, 63448, 68838, 91784, 92082, 95172, 107429, 122776, 137676, 168817, 184164, 190344, 214858, 275352, 322287, 337634, 368328, 429716, 506451, 644574, 675268, 859432, 1012902, 1181719, 1289148, 1350536, 2025804, 2363438, 2578296, 3545157, 4051608, 4726876, 7090314, 9453752, 14180628, 28361256]

約数ペア:

[(1, 28361256), (2, 14180628), (3, 9453752), (4, 7090314), (6, 4726876), (7, 4051608), (8, 3545157), (11, 2578296), (12, 2363438), (14, 2025804), (21, 1350536), (22, 1289148), (24, 1181719), (28, 1012902), (33, 859432), (42, 675268), (44, 644574), (56, 506451), (66, 429716), (77, 368328), (84, 337634), (88, 322287), (103, 275352), (132, 214858), (149, 190344), (154, 184164), (168, 168817), (206, 137676), (231, 122776), (264, 107429), (298, 95172), (308, 92082), (309, 91784), (412, 68838), (447, 63448), (462, 61388), (596, 47586), (616, 46041), (618, 45892), (721, 39336), (824, 34419), (894, 31724), (924, 30694), (1043, 27192), (1133, 25032), (1192, 23793), (1236, 22946), (1442, 19668), (1639, 17304), (1788, 15862), (1848, 15347), (2086, 13596), (2163, 13112), (2266, 12516), (2472, 11473), (2884, 9834), (3129, 9064), (3278, 8652), (3399, 8344), (3576, 7931), (4172, 6798), (4326, 6556), (4532, 6258), (4917, 5768)]