1256626566

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{19387}}^1$

素因数の和:19685

約数の個数: 48

約数和(自身を含む): 2942865744

約数和(自身を除く): 1686239178

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 277, 554, 831, 1662, 2493, 3601, 4986, 7202, 10803, 19387, 21606, 32409, 38774, 58161, 64818, 116322, 174483, 252031, 348966, 504062, 756093, 1512186, 2268279, 4536558, 5370199, 10740398, 16110597, 32221194, 48331791, 69812587, 96663582, 139625174, 209437761, 418875522, 628313283, 1256626566]

約数ペア:

[(1, 1256626566), (2, 628313283), (3, 418875522), (6, 209437761), (9, 139625174), (13, 96663582), (18, 69812587), (26, 48331791), (39, 32221194), (78, 16110597), (117, 10740398), (234, 5370199), (277, 4536558), (554, 2268279), (831, 1512186), (1662, 756093), (2493, 504062), (3601, 348966), (4986, 252031), (7202, 174483), (10803, 116322), (19387, 64818), (21606, 58161), (32409, 38774)]