205741788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2671}}^1$

素因数の和:2823

約数の個数: 72

約数和(自身を含む): 562915584

約数和(自身を除く): 357173796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 524, 588, 786, 917, 1572, 1834, 2671, 2751, 3668, 5342, 5502, 6419, 8013, 10684, 11004, 12838, 16026, 18697, 19257, 25676, 32052, 37394, 38514, 56091, 74788, 77028, 112182, 130879, 224364, 261758, 349901, 392637, 523516, 699802, 785274, 1049703, 1399604, 1570548, 2099406, 2449307, 4198812, 4898614, 7347921, 9797228, 14695842, 17145149, 29391684, 34290298, 51435447, 68580596, 102870894, 205741788]

約数ペア:

[(1, 205741788), (2, 102870894), (3, 68580596), (4, 51435447), (6, 34290298), (7, 29391684), (12, 17145149), (14, 14695842), (21, 9797228), (28, 7347921), (42, 4898614), (49, 4198812), (84, 2449307), (98, 2099406), (131, 1570548), (147, 1399604), (196, 1049703), (262, 785274), (294, 699802), (393, 523516), (524, 392637), (588, 349901), (786, 261758), (917, 224364), (1572, 130879), (1834, 112182), (2671, 77028), (2751, 74788), (3668, 56091), (5342, 38514), (5502, 37394), (6419, 32052), (8013, 25676), (10684, 19257), (11004, 18697), (12838, 16026)]