81101228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{5323}}^1$

素因数の和:5633

約数の個数: 24

約数和(自身を含む): 153395088

約数和(自身を除く): 72293860

約数列:

[1, 2, 4, 13, 26, 52, 293, 586, 1172, 3809, 5323, 7618, 10646, 15236, 21292, 69199, 138398, 276796, 1559639, 3119278, 6238556, 20275307, 40550614, 81101228]

約数ペア:

[(1, 81101228), (2, 40550614), (4, 20275307), (13, 6238556), (26, 3119278), (52, 1559639), (293, 276796), (586, 138398), (1172, 69199), (3809, 21292), (5323, 15236), (7618, 10646)]