87562189

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 110073600

約数和(自身を除く): 22511411

約数列:

[1, 11, 13, 17, 143, 181, 187, 199, 221, 1991, 2189, 2353, 2431, 2587, 3077, 3383, 25883, 28457, 33847, 36019, 37213, 40001, 43979, 396209, 440011, 468247, 483769, 612323, 5150717, 6735553, 7960199, 87562189]

約数ペア:

[(1, 87562189), (11, 7960199), (13, 6735553), (17, 5150717), (143, 612323), (181, 483769), (187, 468247), (199, 440011), (221, 396209), (1991, 43979), (2189, 40001), (2353, 37213), (2431, 36019), (2587, 33847), (3077, 28457), (3383, 25883)]