28010346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 72578688

約数和(自身を除く): 44568342

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 61, 78, 87, 91, 122, 174, 182, 183, 203, 273, 366, 377, 406, 427, 546, 609, 754, 793, 841, 854, 1131, 1218, 1281, 1586, 1682, 1769, 2262, 2379, 2523, 2562, 2639, 3538, 4758, 5046, 5278, 5307, 5551, 5887, 7917, 10614, 10933, 11102, 11774, 12383, 15834, 16653, 17661, 21866, 22997, 24766, 32799, 33306, 35322, 37149, 45994, 51301, 65598, 68991, 74298, 76531, 102602, 137982, 153062, 153903, 160979, 229593, 307806, 321958, 359107, 459186, 482937, 666913, 718214, 965874, 1077321, 1333826, 2000739, 2154642, 4001478, 4668391, 9336782, 14005173, 28010346]

約数ペア:

[(1, 28010346), (2, 14005173), (3, 9336782), (6, 4668391), (7, 4001478), (13, 2154642), (14, 2000739), (21, 1333826), (26, 1077321), (29, 965874), (39, 718214), (42, 666913), (58, 482937), (61, 459186), (78, 359107), (87, 321958), (91, 307806), (122, 229593), (174, 160979), (182, 153903), (183, 153062), (203, 137982), (273, 102602), (366, 76531), (377, 74298), (406, 68991), (427, 65598), (546, 51301), (609, 45994), (754, 37149), (793, 35322), (841, 33306), (854, 32799), (1131, 24766), (1218, 22997), (1281, 21866), (1586, 17661), (1682, 16653), (1769, 15834), (2262, 12383), (2379, 11774), (2523, 11102), (2562, 10933), (2639, 10614), (3538, 7917), (4758, 5887), (5046, 5551), (5278, 5307)]