72690716

素因数分解:

$2^2\times 7^2\times {\mathrm{370871}}^1$

素因数の和:370889

約数の個数: 18

約数和(自身を含む): 147977928

約数和(自身を除く): 75287212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 370871, 741742, 1483484, 2596097, 5192194, 10384388, 18172679, 36345358, 72690716]

約数ペア:

[(1, 72690716), (2, 36345358), (4, 18172679), (7, 10384388), (14, 5192194), (28, 2596097), (49, 1483484), (98, 741742), (196, 370871)]