49871457

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{15017}}^1$

素因数の和:15070

約数の個数: 20

約数和(自身を含む): 76321476

約数和(自身を除く): 26450019

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 15017, 45051, 135153, 405459, 615697, 1216377, 1847091, 5541273, 16623819, 49871457]

約数ペア:

[(1, 49871457), (3, 16623819), (9, 5541273), (27, 1847091), (41, 1216377), (81, 615697), (123, 405459), (369, 135153), (1107, 45051), (3321, 15017)]