13221175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 18070272

約数和(自身を除く): 4849097

約数列:

[1, 5, 11, 25, 55, 131, 275, 367, 655, 1441, 1835, 3275, 4037, 7205, 9175, 20185, 36025, 48077, 100925, 240385, 528847, 1201925, 2644235, 13221175]

約数ペア:

[(1, 13221175), (5, 2644235), (11, 1201925), (25, 528847), (55, 240385), (131, 100925), (275, 48077), (367, 36025), (655, 20185), (1441, 9175), (1835, 7205), (3275, 4037)]