222489449

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 303367680

約数和(自身を除く): 80878231

約数列:

[1, 7, 13, 19, 31, 49, 91, 133, 217, 247, 403, 589, 593, 637, 931, 1519, 1729, 2821, 4123, 4151, 7657, 7709, 11267, 12103, 18383, 19747, 28861, 29057, 53599, 53963, 78869, 128681, 146471, 238979, 349277, 375193, 377741, 552083, 900767, 1025297, 1672853, 2444939, 4540601, 7177079, 11709971, 17114573, 31784207, 222489449]

約数ペア:

[(1, 222489449), (7, 31784207), (13, 17114573), (19, 11709971), (31, 7177079), (49, 4540601), (91, 2444939), (133, 1672853), (217, 1025297), (247, 900767), (403, 552083), (589, 377741), (593, 375193), (637, 349277), (931, 238979), (1519, 146471), (1729, 128681), (2821, 78869), (4123, 53963), (4151, 53599), (7657, 29057), (7709, 28861), (11267, 19747), (12103, 18383)]