1999449993

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{1823}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 2817948672

約数和(自身を除く): 818498679

約数列:

[1, 3, 37, 41, 111, 123, 241, 723, 1517, 1823, 4551, 5469, 8917, 9881, 26751, 29643, 67451, 74743, 202353, 224229, 365597, 439343, 1096791, 1318029, 2765491, 8296473, 16255691, 18013063, 48767073, 54039189, 666483331, 1999449993]

約数ペア:

[(1, 1999449993), (3, 666483331), (37, 54039189), (41, 48767073), (111, 18013063), (123, 16255691), (241, 8296473), (723, 2765491), (1517, 1318029), (1823, 1096791), (4551, 439343), (5469, 365597), (8917, 224229), (9881, 202353), (26751, 74743), (29643, 67451)]