205390446

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 434903040

約数和(自身を除く): 229512594

約数列:

[1, 2, 3, 6, 43, 59, 86, 103, 118, 129, 131, 177, 206, 258, 262, 309, 354, 393, 618, 786, 2537, 4429, 5074, 5633, 6077, 7611, 7729, 8858, 11266, 12154, 13287, 13493, 15222, 15458, 16899, 18231, 23187, 26574, 26986, 33798, 36462, 40479, 46374, 80958, 261311, 332347, 522622, 580199, 664694, 783933, 796087, 997041, 1160398, 1567866, 1592174, 1740597, 1994082, 2388261, 3481194, 4776522, 34231741, 68463482, 102695223, 205390446]

約数ペア:

[(1, 205390446), (2, 102695223), (3, 68463482), (6, 34231741), (43, 4776522), (59, 3481194), (86, 2388261), (103, 1994082), (118, 1740597), (129, 1592174), (131, 1567866), (177, 1160398), (206, 997041), (258, 796087), (262, 783933), (309, 664694), (354, 580199), (393, 522622), (618, 332347), (786, 261311), (2537, 80958), (4429, 46374), (5074, 40479), (5633, 36462), (6077, 33798), (7611, 26986), (7729, 26574), (8858, 23187), (11266, 18231), (12154, 16899), (13287, 15458), (13493, 15222)]