81238665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6011}}^1$

素因数の和:6089

約数の個数: 32

約数和(自身を含む): 140247936

約数和(自身を除く): 59009271

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 6011, 13515, 18033, 30055, 90165, 102187, 306561, 318583, 510935, 955749, 1532805, 1592915, 4778745, 5415911, 16247733, 27079555, 81238665]

約数ペア:

[(1, 81238665), (3, 27079555), (5, 16247733), (15, 5415911), (17, 4778745), (51, 1592915), (53, 1532805), (85, 955749), (159, 510935), (255, 318583), (265, 306561), (795, 102187), (901, 90165), (2703, 30055), (4505, 18033), (6011, 13515)]