16780071

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4273}}^1$

素因数の和:4311

約数の個数: 32

約数和(自身を含む): 29541888

約数和(自身を除く): 12761817

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4273, 12819, 29911, 47003, 72641, 89733, 141009, 217923, 329021, 508487, 799051, 987063, 1525461, 2397153, 5593357, 16780071]

約数ペア:

[(1, 16780071), (3, 5593357), (7, 2397153), (11, 1525461), (17, 987063), (21, 799051), (33, 508487), (51, 329021), (77, 217923), (119, 141009), (187, 89733), (231, 72641), (357, 47003), (561, 29911), (1309, 12819), (3927, 4273)]