268408965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 494180352

約数和(自身を除く): 225771387

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 107, 115, 165, 253, 321, 345, 535, 661, 759, 1177, 1265, 1605, 1983, 2461, 3305, 3531, 3795, 5885, 7271, 7383, 9915, 12305, 15203, 17655, 21813, 27071, 36355, 36915, 45609, 70727, 76015, 81213, 109065, 135355, 167233, 212181, 228045, 353635, 406065, 501699, 777997, 836165, 1060905, 1626721, 2333991, 2508495, 3889985, 4880163, 8133605, 11669955, 17893931, 24400815, 53681793, 89469655, 268408965]

約数ペア:

[(1, 268408965), (3, 89469655), (5, 53681793), (11, 24400815), (15, 17893931), (23, 11669955), (33, 8133605), (55, 4880163), (69, 3889985), (107, 2508495), (115, 2333991), (165, 1626721), (253, 1060905), (321, 836165), (345, 777997), (535, 501699), (661, 406065), (759, 353635), (1177, 228045), (1265, 212181), (1605, 167233), (1983, 135355), (2461, 109065), (3305, 81213), (3531, 76015), (3795, 70727), (5885, 45609), (7271, 36915), (7383, 36355), (9915, 27071), (12305, 21813), (15203, 17655)]