77181027

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 132969600

約数和(自身を除く): 55788573

約数列:

[1, 3, 7, 11, 21, 33, 49, 59, 77, 147, 177, 231, 413, 539, 649, 809, 1239, 1617, 1947, 2427, 2891, 4543, 5663, 8673, 8899, 13629, 16989, 26697, 31801, 39641, 47731, 62293, 95403, 118923, 143193, 186879, 334117, 436051, 525041, 1002351, 1308153, 1575123, 2338819, 3675287, 7016457, 11025861, 25727009, 77181027]

約数ペア:

[(1, 77181027), (3, 25727009), (7, 11025861), (11, 7016457), (21, 3675287), (33, 2338819), (49, 1575123), (59, 1308153), (77, 1002351), (147, 525041), (177, 436051), (231, 334117), (413, 186879), (539, 143193), (649, 118923), (809, 95403), (1239, 62293), (1617, 47731), (1947, 39641), (2427, 31801), (2891, 26697), (4543, 16989), (5663, 13629), (8673, 8899)]