81169638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 186354432

約数和(自身を除く): 105184794

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 43, 66, 74, 86, 111, 129, 222, 258, 407, 473, 773, 814, 946, 1221, 1419, 1546, 1591, 2319, 2442, 2838, 3182, 4638, 4773, 8503, 9546, 17006, 17501, 25509, 28601, 33239, 35002, 51018, 52503, 57202, 66478, 85803, 99717, 105006, 171606, 199434, 314611, 365629, 629222, 731258, 943833, 1096887, 1229843, 1887666, 2193774, 2459686, 3689529, 7379058, 13528273, 27056546, 40584819, 81169638]

約数ペア:

[(1, 81169638), (2, 40584819), (3, 27056546), (6, 13528273), (11, 7379058), (22, 3689529), (33, 2459686), (37, 2193774), (43, 1887666), (66, 1229843), (74, 1096887), (86, 943833), (111, 731258), (129, 629222), (222, 365629), (258, 314611), (407, 199434), (473, 171606), (773, 105006), (814, 99717), (946, 85803), (1221, 66478), (1419, 57202), (1546, 52503), (1591, 51018), (2319, 35002), (2442, 33239), (2838, 28601), (3182, 25509), (4638, 17501), (4773, 17006), (8503, 9546)]