16885281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 27417600

約数和(自身を除く): 10532319

約数列:

[1, 3, 7, 19, 21, 57, 101, 133, 303, 399, 419, 707, 1257, 1919, 2121, 2933, 5757, 7961, 8799, 13433, 23883, 40299, 42319, 55727, 126957, 167181, 296233, 804061, 888699, 2412183, 5628427, 16885281]

約数ペア:

[(1, 16885281), (3, 5628427), (7, 2412183), (19, 888699), (21, 804061), (57, 296233), (101, 167181), (133, 126957), (303, 55727), (399, 42319), (419, 40299), (707, 23883), (1257, 13433), (1919, 8799), (2121, 7961), (2933, 5757)]