71998164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{285707}}^1$

素因数の和:285724

約数の個数: 36

約数和(自身を含む): 207995424

約数和(自身を除く): 135997260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 285707, 571414, 857121, 1142828, 1714242, 1999949, 2571363, 3428484, 3999898, 5142726, 5999847, 7999796, 10285452, 11999694, 17999541, 23999388, 35999082, 71998164]

約数ペア:

[(1, 71998164), (2, 35999082), (3, 23999388), (4, 17999541), (6, 11999694), (7, 10285452), (9, 7999796), (12, 5999847), (14, 5142726), (18, 3999898), (21, 3428484), (28, 2571363), (36, 1999949), (42, 1714242), (63, 1142828), (84, 857121), (126, 571414), (252, 285707)]