221065512

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{400481}}^1$

素因数の和:400513

約数の個数: 32

約数和(自身を含む): 576694080

約数和(自身を除く): 355628568

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 400481, 800962, 1201443, 1601924, 2402886, 3203848, 4805772, 9211063, 9611544, 18422126, 27633189, 36844252, 55266378, 73688504, 110532756, 221065512]

約数ペア:

[(1, 221065512), (2, 110532756), (3, 73688504), (4, 55266378), (6, 36844252), (8, 27633189), (12, 18422126), (23, 9611544), (24, 9211063), (46, 4805772), (69, 3203848), (92, 2402886), (138, 1601924), (184, 1201443), (276, 800962), (552, 400481)]