25191195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 17773797

約数列:

[1, 3, 5, 15, 17, 51, 85, 223, 255, 443, 669, 1115, 1329, 2215, 3345, 3791, 6645, 7531, 11373, 18955, 22593, 37655, 56865, 98789, 112965, 296367, 493945, 1481835, 1679413, 5038239, 8397065, 25191195]

約数ペア:

[(1, 25191195), (3, 8397065), (5, 5038239), (15, 1679413), (17, 1481835), (51, 493945), (85, 296367), (223, 112965), (255, 98789), (443, 56865), (669, 37655), (1115, 22593), (1329, 18955), (2215, 11373), (3345, 7531), (3791, 6645)]