1299692721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{1019}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 1863907200

約数和(自身を除く): 564214479

約数列:

[1, 3, 17, 51, 89, 267, 281, 843, 1019, 1513, 3057, 4539, 4777, 14331, 17323, 25009, 51969, 75027, 90691, 272073, 286339, 425153, 859017, 1275459, 1541747, 4625241, 4867763, 14603289, 25484171, 76452513, 433230907, 1299692721]

約数ペア:

[(1, 1299692721), (3, 433230907), (17, 76452513), (51, 25484171), (89, 14603289), (267, 4867763), (281, 4625241), (843, 1541747), (1019, 1275459), (1513, 859017), (3057, 425153), (4539, 286339), (4777, 272073), (14331, 90691), (17323, 75027), (25009, 51969)]