221351867

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{4657}}^1$

素因数の和:4846

約数の個数: 16

約数和(自身を含む): 251532000

約数和(自身を除く): 30180133

約数列:

[1, 11, 29, 149, 319, 1639, 4321, 4657, 47531, 51227, 135053, 693893, 1485583, 7632823, 20122897, 221351867]

約数ペア:

[(1, 221351867), (11, 20122897), (29, 7632823), (149, 1485583), (319, 693893), (1639, 135053), (4321, 51227), (4657, 47531)]