9991223

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 12183696

約数和(自身を除く): 2192473

約数列:

[1, 11, 17, 23, 101, 187, 253, 391, 529, 1111, 1717, 2323, 4301, 5819, 8993, 18887, 25553, 39491, 53429, 98923, 434401, 587719, 908293, 9991223]

約数ペア:

[(1, 9991223), (11, 908293), (17, 587719), (23, 434401), (101, 98923), (187, 53429), (253, 39491), (391, 25553), (529, 18887), (1111, 8993), (1717, 5819), (2323, 4301)]