1991192245

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{3793}}^1$

素因数の和:4141

約数の個数: 32

約数和(自身を含む): 2792869632

約数和(自身を除く): 801677387

約数列:

[1, 5, 7, 35, 53, 265, 283, 371, 1415, 1855, 1981, 3793, 9905, 14999, 18965, 26551, 74995, 104993, 132755, 201029, 524965, 1005145, 1073419, 1407203, 5367095, 7036015, 7513933, 37569665, 56891207, 284456035, 398238449, 1991192245]

約数ペア:

[(1, 1991192245), (5, 398238449), (7, 284456035), (35, 56891207), (53, 37569665), (265, 7513933), (283, 7036015), (371, 5367095), (1415, 1407203), (1855, 1073419), (1981, 1005145), (3793, 524965), (9905, 201029), (14999, 132755), (18965, 104993), (26551, 74995)]