81075213

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{5861}}^1$

素因数の和:5949

約数の個数: 24

約数和(自身を含む): 123453720

約数和(自身を除く): 42378507

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1537, 4611, 5861, 13833, 17583, 52749, 169969, 310633, 509907, 931899, 1529721, 2795697, 9008357, 27025071, 81075213]

約数ペア:

[(1, 81075213), (3, 27025071), (9, 9008357), (29, 2795697), (53, 1529721), (87, 931899), (159, 509907), (261, 310633), (477, 169969), (1537, 52749), (4611, 17583), (5861, 13833)]