190422

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 24

約数和(自身を含む): 421200

約数和(自身を除く): 230778

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 149, 213, 298, 426, 447, 639, 894, 1278, 1341, 2682, 10579, 21158, 31737, 63474, 95211, 190422]

約数ペア:

[(1, 190422), (2, 95211), (3, 63474), (6, 31737), (9, 21158), (18, 10579), (71, 2682), (142, 1341), (149, 1278), (213, 894), (298, 639), (426, 447)]