189604815

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2053}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 312339456

約数和(自身を除く): 122734641

約数列:

[1, 3, 5, 15, 47, 131, 141, 235, 393, 655, 705, 1965, 2053, 6157, 6159, 10265, 18471, 30785, 30795, 92355, 96491, 268943, 289473, 482455, 806829, 1344715, 1447365, 4034145, 12640321, 37920963, 63201605, 189604815]

約数ペア:

[(1, 189604815), (3, 63201605), (5, 37920963), (15, 12640321), (47, 4034145), (131, 1447365), (141, 1344715), (235, 806829), (393, 482455), (655, 289473), (705, 268943), (1965, 96491), (2053, 92355), (6157, 30795), (6159, 30785), (10265, 18471)]