128739492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2647}}^1$

素因数の和:2857

約数の個数: 72

約数和(自身を含む): 373982336

約数和(自身を除く): 245242844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 193, 252, 386, 579, 772, 1158, 1351, 1737, 2316, 2647, 2702, 3474, 4053, 5294, 5404, 6948, 7941, 8106, 10588, 12159, 15882, 16212, 18529, 23823, 24318, 31764, 37058, 47646, 48636, 55587, 74116, 95292, 111174, 166761, 222348, 333522, 510871, 667044, 1021742, 1532613, 2043484, 3065226, 3576097, 4597839, 6130452, 7152194, 9195678, 10728291, 14304388, 18391356, 21456582, 32184873, 42913164, 64369746, 128739492]

約数ペア:

[(1, 128739492), (2, 64369746), (3, 42913164), (4, 32184873), (6, 21456582), (7, 18391356), (9, 14304388), (12, 10728291), (14, 9195678), (18, 7152194), (21, 6130452), (28, 4597839), (36, 3576097), (42, 3065226), (63, 2043484), (84, 1532613), (126, 1021742), (193, 667044), (252, 510871), (386, 333522), (579, 222348), (772, 166761), (1158, 111174), (1351, 95292), (1737, 74116), (2316, 55587), (2647, 48636), (2702, 47646), (3474, 37058), (4053, 31764), (5294, 24318), (5404, 23823), (6948, 18529), (7941, 16212), (8106, 15882), (10588, 12159)]