10120253

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 13208832

約数和(自身を除く): 3088579

約数列:

[1, 11, 13, 17, 23, 143, 181, 187, 221, 253, 299, 391, 1991, 2353, 2431, 3077, 3289, 4163, 4301, 5083, 25883, 33847, 40001, 45793, 54119, 55913, 70771, 440011, 595309, 778481, 920023, 10120253]

約数ペア:

[(1, 10120253), (11, 920023), (13, 778481), (17, 595309), (23, 440011), (143, 70771), (181, 55913), (187, 54119), (221, 45793), (253, 40001), (299, 33847), (391, 25883), (1991, 5083), (2353, 4301), (2431, 4163), (3077, 3289)]