16697219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 22325760

約数和(自身を除く): 5628541

約数列:

[1, 7, 11, 19, 77, 101, 113, 133, 209, 707, 791, 1111, 1243, 1463, 1919, 2147, 7777, 8701, 11413, 13433, 15029, 21109, 23617, 79891, 125543, 147763, 165319, 216847, 878801, 1517929, 2385317, 16697219]

約数ペア:

[(1, 16697219), (7, 2385317), (11, 1517929), (19, 878801), (77, 216847), (101, 165319), (113, 147763), (133, 125543), (209, 79891), (707, 23617), (791, 21109), (1111, 15029), (1243, 13433), (1463, 11413), (1919, 8701), (2147, 7777)]