1312025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 1916544

約数和(自身を除く): 604519

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 367, 715, 1835, 3575, 4037, 4771, 9175, 20185, 23855, 52481, 100925, 119275, 262405, 1312025]

約数ペア:

[(1, 1312025), (5, 262405), (11, 119275), (13, 100925), (25, 52481), (55, 23855), (65, 20185), (143, 9175), (275, 4771), (325, 4037), (367, 3575), (715, 1835)]