128443248

素因数分解:

$2^4\times 3^2\times {\mathrm{891967}}^1$

素因数の和:891981

約数の個数: 30

約数和(自身を含む): 359463104

約数和(自身を除く): 231019856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 891967, 1783934, 2675901, 3567868, 5351802, 7135736, 8027703, 10703604, 14271472, 16055406, 21407208, 32110812, 42814416, 64221624, 128443248]

約数ペア:

[(1, 128443248), (2, 64221624), (3, 42814416), (4, 32110812), (6, 21407208), (8, 16055406), (9, 14271472), (12, 10703604), (16, 8027703), (18, 7135736), (24, 5351802), (36, 3567868), (48, 2675901), (72, 1783934), (144, 891967)]