81821652

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1523}}^1$

素因数の和:1589

約数の個数: 72

約数和(自身を含む): 215664288

約数和(自身を除く): 133842636

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 242, 363, 407, 444, 484, 726, 814, 1221, 1452, 1523, 1628, 2442, 3046, 4477, 4569, 4884, 6092, 8954, 9138, 13431, 16753, 17908, 18276, 26862, 33506, 50259, 53724, 56351, 67012, 100518, 112702, 169053, 184283, 201036, 225404, 338106, 368566, 552849, 619861, 676212, 737132, 1105698, 1239722, 1859583, 2211396, 2479444, 3719166, 6818471, 7438332, 13636942, 20455413, 27273884, 40910826, 81821652]

約数ペア:

[(1, 81821652), (2, 40910826), (3, 27273884), (4, 20455413), (6, 13636942), (11, 7438332), (12, 6818471), (22, 3719166), (33, 2479444), (37, 2211396), (44, 1859583), (66, 1239722), (74, 1105698), (111, 737132), (121, 676212), (132, 619861), (148, 552849), (222, 368566), (242, 338106), (363, 225404), (407, 201036), (444, 184283), (484, 169053), (726, 112702), (814, 100518), (1221, 67012), (1452, 56351), (1523, 53724), (1628, 50259), (2442, 33506), (3046, 26862), (4477, 18276), (4569, 17908), (4884, 16753), (6092, 13431), (8954, 9138)]