661772583

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 1068500160

約数和(自身を除く): 406727577

約数列:

[1, 3, 9, 17, 23, 51, 69, 89, 153, 207, 267, 391, 801, 1173, 1513, 2047, 2113, 3519, 4539, 6141, 6339, 13617, 18423, 19017, 34799, 35921, 48599, 104397, 107763, 145797, 188057, 313191, 323289, 437391, 564171, 826183, 1692513, 2478549, 3196969, 4325311, 7435647, 9590907, 12975933, 28772721, 38927799, 73530287, 220590861, 661772583]

約数ペア:

[(1, 661772583), (3, 220590861), (9, 73530287), (17, 38927799), (23, 28772721), (51, 12975933), (69, 9590907), (89, 7435647), (153, 4325311), (207, 3196969), (267, 2478549), (391, 1692513), (801, 826183), (1173, 564171), (1513, 437391), (2047, 323289), (2113, 313191), (3519, 188057), (4539, 145797), (6141, 107763), (6339, 104397), (13617, 48599), (18423, 35921), (19017, 34799)]