16979391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 12373569

約数列:

[1, 3, 9, 11, 13, 33, 39, 79, 99, 117, 143, 167, 237, 429, 501, 711, 869, 1027, 1287, 1503, 1837, 2171, 2607, 3081, 5511, 6513, 7821, 9243, 11297, 13193, 16533, 19539, 23881, 33891, 39579, 71643, 101673, 118737, 145123, 171509, 214929, 435369, 514527, 1306107, 1543581, 1886599, 5659797, 16979391]

約数ペア:

[(1, 16979391), (3, 5659797), (9, 1886599), (11, 1543581), (13, 1306107), (33, 514527), (39, 435369), (79, 214929), (99, 171509), (117, 145123), (143, 118737), (167, 101673), (237, 71643), (429, 39579), (501, 33891), (711, 23881), (869, 19539), (1027, 16533), (1287, 13193), (1503, 11297), (1837, 9243), (2171, 7821), (2607, 6513), (3081, 5511)]