27728118

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:498

約数の個数: 72

約数和(自身を含む): 68468400

約数和(自身を除く): 40740282

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 121, 174, 198, 242, 261, 319, 363, 439, 522, 638, 726, 878, 957, 1089, 1317, 1914, 2178, 2634, 2871, 3509, 3951, 4829, 5742, 7018, 7902, 9658, 10527, 12731, 14487, 21054, 25462, 28974, 31581, 38193, 43461, 53119, 63162, 76386, 86922, 106238, 114579, 140041, 159357, 229158, 280082, 318714, 420123, 478071, 840246, 956142, 1260369, 1540451, 2520738, 3080902, 4621353, 9242706, 13864059, 27728118]

約数ペア:

[(1, 27728118), (2, 13864059), (3, 9242706), (6, 4621353), (9, 3080902), (11, 2520738), (18, 1540451), (22, 1260369), (29, 956142), (33, 840246), (58, 478071), (66, 420123), (87, 318714), (99, 280082), (121, 229158), (174, 159357), (198, 140041), (242, 114579), (261, 106238), (319, 86922), (363, 76386), (439, 63162), (522, 53119), (638, 43461), (726, 38193), (878, 31581), (957, 28974), (1089, 25462), (1317, 21054), (1914, 14487), (2178, 12731), (2634, 10527), (2871, 9658), (3509, 7902), (3951, 7018), (4829, 5742)]