81012492

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1373}}^1$

素因数の和:1543

約数の個数: 72

約数和(自身を含む): 225061200

約数和(自身を除く): 144048708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 149, 198, 298, 396, 447, 596, 894, 1341, 1373, 1639, 1788, 2682, 2746, 3278, 4119, 4917, 5364, 5492, 6556, 8238, 9834, 12357, 14751, 15103, 16476, 19668, 24714, 29502, 30206, 45309, 49428, 59004, 60412, 90618, 135927, 181236, 204577, 271854, 409154, 543708, 613731, 818308, 1227462, 1841193, 2250347, 2454924, 3682386, 4500694, 6751041, 7364772, 9001388, 13502082, 20253123, 27004164, 40506246, 81012492]

約数ペア:

[(1, 81012492), (2, 40506246), (3, 27004164), (4, 20253123), (6, 13502082), (9, 9001388), (11, 7364772), (12, 6751041), (18, 4500694), (22, 3682386), (33, 2454924), (36, 2250347), (44, 1841193), (66, 1227462), (99, 818308), (132, 613731), (149, 543708), (198, 409154), (298, 271854), (396, 204577), (447, 181236), (596, 135927), (894, 90618), (1341, 60412), (1373, 59004), (1639, 49428), (1788, 45309), (2682, 30206), (2746, 29502), (3278, 24714), (4119, 19668), (4917, 16476), (5364, 15103), (5492, 14751), (6556, 12357), (8238, 9834)]