15678342

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 35109360

約数和(自身を除く): 19431018

約数列:

[1, 2, 3, 6, 9, 18, 61, 109, 122, 131, 183, 218, 262, 327, 366, 393, 549, 654, 786, 981, 1098, 1179, 1962, 2358, 6649, 7991, 13298, 14279, 15982, 19947, 23973, 28558, 39894, 42837, 47946, 59841, 71919, 85674, 119682, 128511, 143838, 257022, 871019, 1742038, 2613057, 5226114, 7839171, 15678342]

約数ペア:

[(1, 15678342), (2, 7839171), (3, 5226114), (6, 2613057), (9, 1742038), (18, 871019), (61, 257022), (109, 143838), (122, 128511), (131, 119682), (183, 85674), (218, 71919), (262, 59841), (327, 47946), (366, 42837), (393, 39894), (549, 28558), (654, 23973), (786, 19947), (981, 15982), (1098, 14279), (1179, 13298), (1962, 7991), (2358, 6649)]