78321642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1864801}}^1$

素因数の和:1864813

約数の個数: 16

約数和(自身を含む): 179020992

約数和(自身を除く): 100699350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1864801, 3729602, 5594403, 11188806, 13053607, 26107214, 39160821, 78321642]

約数ペア:

[(1, 78321642), (2, 39160821), (3, 26107214), (6, 13053607), (7, 11188806), (14, 5594403), (21, 3729602), (42, 1864801)]