917049905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4217}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 1205065728

約数和(自身を除く): 288015823

約数列:

[1, 5, 23, 31, 61, 115, 155, 305, 713, 1403, 1891, 3565, 4217, 7015, 9455, 21085, 43493, 96991, 130727, 217465, 257237, 484955, 653635, 1286185, 3006721, 5916451, 7974347, 15033605, 29582255, 39871735, 183409981, 917049905]

約数ペア:

[(1, 917049905), (5, 183409981), (23, 39871735), (31, 29582255), (61, 15033605), (115, 7974347), (155, 5916451), (305, 3006721), (713, 1286185), (1403, 653635), (1891, 484955), (3565, 257237), (4217, 217465), (7015, 130727), (9455, 96991), (21085, 43493)]