65749887

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1981

約数の個数: 40

約数和(自身を含む): 114150432

約数和(自身を除く): 48400545

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 549, 567, 1281, 1647, 1901, 3843, 4941, 5703, 11529, 13307, 17109, 34587, 39921, 51327, 115961, 119763, 153981, 347883, 359289, 811727, 1043649, 1077867, 2435181, 3130947, 7305543, 9392841, 21916629, 65749887]

約数ペア:

[(1, 65749887), (3, 21916629), (7, 9392841), (9, 7305543), (21, 3130947), (27, 2435181), (61, 1077867), (63, 1043649), (81, 811727), (183, 359289), (189, 347883), (427, 153981), (549, 119763), (567, 115961), (1281, 51327), (1647, 39921), (1901, 34587), (3843, 17109), (4941, 13307), (5703, 11529)]