81487196

素因数分解:

$2^2\times 7^3\times {\mathrm{59393}}^1$

素因数の和:59418

約数の個数: 24

約数和(自身を含む): 166303200

約数和(自身を除く): 84816004

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 59393, 118786, 237572, 415751, 831502, 1663004, 2910257, 5820514, 11641028, 20371799, 40743598, 81487196]

約数ペア:

[(1, 81487196), (2, 40743598), (4, 20371799), (7, 11641028), (14, 5820514), (28, 2910257), (49, 1663004), (98, 831502), (196, 415751), (343, 237572), (686, 118786), (1372, 59393)]