28506688

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 72420480

約数和(自身を除く): 43913792

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 133, 136, 152, 197, 224, 238, 266, 272, 304, 323, 394, 448, 476, 532, 544, 608, 646, 788, 952, 1064, 1088, 1216, 1292, 1379, 1576, 1904, 2128, 2261, 2584, 2758, 3152, 3349, 3743, 3808, 4256, 4522, 5168, 5516, 6304, 6698, 7486, 7616, 8512, 9044, 10336, 11032, 12608, 13396, 14972, 18088, 20672, 22064, 23443, 26201, 26792, 29944, 36176, 44128, 46886, 52402, 53584, 59888, 63631, 72352, 88256, 93772, 104804, 107168, 119776, 127262, 144704, 187544, 209608, 214336, 239552, 254524, 375088, 419216, 445417, 509048, 750176, 838432, 890834, 1018096, 1500352, 1676864, 1781668, 2036192, 3563336, 4072384, 7126672, 14253344, 28506688]

約数ペア:

[(1, 28506688), (2, 14253344), (4, 7126672), (7, 4072384), (8, 3563336), (14, 2036192), (16, 1781668), (17, 1676864), (19, 1500352), (28, 1018096), (32, 890834), (34, 838432), (38, 750176), (56, 509048), (64, 445417), (68, 419216), (76, 375088), (112, 254524), (119, 239552), (133, 214336), (136, 209608), (152, 187544), (197, 144704), (224, 127262), (238, 119776), (266, 107168), (272, 104804), (304, 93772), (323, 88256), (394, 72352), (448, 63631), (476, 59888), (532, 53584), (544, 52402), (608, 46886), (646, 44128), (788, 36176), (952, 29944), (1064, 26792), (1088, 26201), (1216, 23443), (1292, 22064), (1379, 20672), (1576, 18088), (1904, 14972), (2128, 13396), (2261, 12608), (2584, 11032), (2758, 10336), (3152, 9044), (3349, 8512), (3743, 7616), (3808, 7486), (4256, 6698), (4522, 6304), (5168, 5516)]