31425849

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38371}}^1$

素因数の和:38397

約数の個数: 24

約数和(自身を含む): 55869632

約数和(自身を除く): 24443783

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 38371, 115113, 268597, 345339, 498823, 805791, 1496469, 2417373, 3491761, 4489407, 10475283, 31425849]

約数ペア:

[(1, 31425849), (3, 10475283), (7, 4489407), (9, 3491761), (13, 2417373), (21, 1496469), (39, 805791), (63, 498823), (91, 345339), (117, 268597), (273, 115113), (819, 38371)]