64081755

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 118463904

約数和(自身を除く): 54382149

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 211, 255, 397, 633, 765, 1055, 1191, 1899, 1985, 3165, 3573, 3587, 5955, 6749, 9495, 10761, 17865, 17935, 20247, 32283, 33745, 53805, 60741, 83767, 101235, 161415, 251301, 303705, 418835, 753903, 1256505, 1424039, 3769515, 4272117, 7120195, 12816351, 21360585, 64081755]

約数ペア:

[(1, 64081755), (3, 21360585), (5, 12816351), (9, 7120195), (15, 4272117), (17, 3769515), (45, 1424039), (51, 1256505), (85, 753903), (153, 418835), (211, 303705), (255, 251301), (397, 161415), (633, 101235), (765, 83767), (1055, 60741), (1191, 53805), (1899, 33745), (1985, 32283), (3165, 20247), (3573, 17935), (3587, 17865), (5955, 10761), (6749, 9495)]