280589049

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15083}}^1$

素因数の和:15158

約数の個数: 32

約数和(自身を含む): 456140160

約数和(自身を除く): 175551111

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 1431, 2067, 6201, 15083, 18603, 45249, 135747, 196079, 407241, 588237, 799399, 1764711, 2398197, 5294133, 7194591, 10392187, 21583773, 31176561, 93529683, 280589049]

約数ペア:

[(1, 280589049), (3, 93529683), (9, 31176561), (13, 21583773), (27, 10392187), (39, 7194591), (53, 5294133), (117, 2398197), (159, 1764711), (351, 799399), (477, 588237), (689, 407241), (1431, 196079), (2067, 135747), (6201, 45249), (15083, 18603)]