188021205

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{467}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 341677440

約数和(自身を除く): 153656235

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 389, 467, 1035, 1167, 1401, 1945, 2335, 3501, 4203, 5835, 7005, 8947, 10741, 17505, 21015, 26841, 32223, 44735, 53705, 80523, 96669, 134205, 161115, 181663, 402615, 483345, 544989, 908315, 1634967, 2724945, 4178249, 8174835, 12534747, 20891245, 37604241, 62673735, 188021205]

約数ペア:

[(1, 188021205), (3, 62673735), (5, 37604241), (9, 20891245), (15, 12534747), (23, 8174835), (45, 4178249), (69, 2724945), (115, 1634967), (207, 908315), (345, 544989), (389, 483345), (467, 402615), (1035, 181663), (1167, 161115), (1401, 134205), (1945, 96669), (2335, 80523), (3501, 53705), (4203, 44735), (5835, 32223), (7005, 26841), (8947, 21015), (10741, 17505)]