81186273

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10477}}^1$

素因数の和:10534

約数の個数: 32

約数和(自身を含む): 140824320

約数和(自身を除く): 59638047

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 10477, 31431, 73339, 94293, 220017, 282879, 429557, 660051, 1288671, 1980153, 3006899, 3866013, 9020697, 11598039, 27062091, 81186273]

約数ペア:

[(1, 81186273), (3, 27062091), (7, 11598039), (9, 9020697), (21, 3866013), (27, 3006899), (41, 1980153), (63, 1288671), (123, 660051), (189, 429557), (287, 282879), (369, 220017), (861, 94293), (1107, 73339), (2583, 31431), (7749, 10477)]