16216473

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 26836992

約数和(自身を除く): 10620519

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 311, 573, 933, 1337, 2177, 2483, 4011, 4043, 6531, 7449, 12129, 17381, 28301, 52143, 59401, 84903, 178203, 415807, 772213, 1247421, 2316639, 5405491, 16216473]

約数ペア:

[(1, 16216473), (3, 5405491), (7, 2316639), (13, 1247421), (21, 772213), (39, 415807), (91, 178203), (191, 84903), (273, 59401), (311, 52143), (573, 28301), (933, 17381), (1337, 12129), (2177, 7449), (2483, 6531), (4011, 4043)]