131785989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 190439424

約数和(自身を除く): 58653435

約数列:

[1, 3, 17, 51, 83, 163, 191, 249, 489, 573, 1411, 2771, 3247, 4233, 8313, 9741, 13529, 15853, 31133, 40587, 47559, 93399, 229993, 269501, 529261, 689979, 808503, 1587783, 2584039, 7752117, 43928663, 131785989]

約数ペア:

[(1, 131785989), (3, 43928663), (17, 7752117), (51, 2584039), (83, 1587783), (163, 808503), (191, 689979), (249, 529261), (489, 269501), (573, 229993), (1411, 93399), (2771, 47559), (3247, 40587), (4233, 31133), (8313, 15853), (9741, 13529)]