123456261

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 179625600

約数和(自身を除く): 56169339

約数列:

[1, 3, 17, 51, 59, 89, 177, 267, 461, 1003, 1383, 1513, 3009, 4539, 5251, 7837, 15753, 23511, 27199, 41029, 81597, 89267, 123087, 267801, 462383, 697493, 1387149, 2092479, 2420711, 7262133, 41152087, 123456261]

約数ペア:

[(1, 123456261), (3, 41152087), (17, 7262133), (51, 2420711), (59, 2092479), (89, 1387149), (177, 697493), (267, 462383), (461, 267801), (1003, 123087), (1383, 89267), (1513, 81597), (3009, 41029), (4539, 27199), (5251, 23511), (7837, 15753)]