28248612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 79161600

約数和(自身を除く): 50912988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 61, 74, 84, 111, 122, 148, 149, 183, 222, 244, 259, 298, 366, 427, 444, 447, 518, 596, 732, 777, 854, 894, 1036, 1043, 1281, 1554, 1708, 1788, 2086, 2257, 2562, 3108, 3129, 4172, 4514, 5124, 5513, 6258, 6771, 9028, 9089, 11026, 12516, 13542, 15799, 16539, 18178, 22052, 27084, 27267, 31598, 33078, 36356, 38591, 47397, 54534, 63196, 63623, 66156, 77182, 94794, 109068, 115773, 127246, 154364, 189588, 190869, 231546, 254492, 336293, 381738, 463092, 672586, 763476, 1008879, 1345172, 2017758, 2354051, 4035516, 4708102, 7062153, 9416204, 14124306, 28248612]

約数ペア:

[(1, 28248612), (2, 14124306), (3, 9416204), (4, 7062153), (6, 4708102), (7, 4035516), (12, 2354051), (14, 2017758), (21, 1345172), (28, 1008879), (37, 763476), (42, 672586), (61, 463092), (74, 381738), (84, 336293), (111, 254492), (122, 231546), (148, 190869), (149, 189588), (183, 154364), (222, 127246), (244, 115773), (259, 109068), (298, 94794), (366, 77182), (427, 66156), (444, 63623), (447, 63196), (518, 54534), (596, 47397), (732, 38591), (777, 36356), (854, 33078), (894, 31598), (1036, 27267), (1043, 27084), (1281, 22052), (1554, 18178), (1708, 16539), (1788, 15799), (2086, 13542), (2257, 12516), (2562, 11026), (3108, 9089), (3129, 9028), (4172, 6771), (4514, 6258), (5124, 5513)]