15559263

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 8390817

約数列:

[1, 3, 9, 27, 53, 83, 131, 159, 249, 393, 477, 747, 1179, 1431, 2241, 3537, 4399, 6943, 10873, 13197, 20829, 32619, 39591, 62487, 97857, 118773, 187461, 293571, 576269, 1728807, 5186421, 15559263]

約数ペア:

[(1, 15559263), (3, 5186421), (9, 1728807), (27, 576269), (53, 293571), (83, 187461), (131, 118773), (159, 97857), (249, 62487), (393, 39591), (477, 32619), (747, 20829), (1179, 13197), (1431, 10873), (2241, 6943), (3537, 4399)]