1427909

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 16

約数和(自身を含む): 1747200

約数和(自身を除く): 319291

約数列:

[1, 7, 23, 49, 161, 181, 343, 1127, 1267, 4163, 7889, 8869, 29141, 62083, 203987, 1427909]

約数ペア:

[(1, 1427909), (7, 203987), (23, 62083), (49, 29141), (161, 8869), (181, 7889), (343, 4163), (1127, 1267)]