25819641

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{2111}}^1$

素因数の和:2274

約数の個数: 20

約数和(自身を含む): 38843904

約数和(自身を除く): 13024263

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 2111, 4077, 6333, 12231, 18999, 56997, 170991, 318761, 956283, 2868849, 8606547, 25819641]

約数ペア:

[(1, 25819641), (3, 8606547), (9, 2868849), (27, 956283), (81, 318761), (151, 170991), (453, 56997), (1359, 18999), (2111, 12231), (4077, 6333)]