81670932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7537}}^1$

素因数の和:7597

約数の個数: 72

約数和(自身を含む): 241457216

約数和(自身を除く): 159786284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 7537, 10836, 15074, 22611, 30148, 45222, 52759, 67833, 90444, 105518, 135666, 158277, 211036, 271332, 316554, 324091, 474831, 633108, 648182, 949662, 972273, 1296364, 1899324, 1944546, 2268637, 2916819, 3889092, 4537274, 5833638, 6805911, 9074548, 11667276, 13611822, 20417733, 27223644, 40835466, 81670932]

約数ペア:

[(1, 81670932), (2, 40835466), (3, 27223644), (4, 20417733), (6, 13611822), (7, 11667276), (9, 9074548), (12, 6805911), (14, 5833638), (18, 4537274), (21, 3889092), (28, 2916819), (36, 2268637), (42, 1944546), (43, 1899324), (63, 1296364), (84, 972273), (86, 949662), (126, 648182), (129, 633108), (172, 474831), (252, 324091), (258, 316554), (301, 271332), (387, 211036), (516, 158277), (602, 135666), (774, 105518), (903, 90444), (1204, 67833), (1548, 52759), (1806, 45222), (2709, 30148), (3612, 22611), (5418, 15074), (7537, 10836)]