815948

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 1742832

約数和(自身を除く): 926884

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 181, 196, 322, 362, 644, 724, 1127, 1267, 2254, 2534, 4163, 4508, 5068, 8326, 8869, 16652, 17738, 29141, 35476, 58282, 116564, 203987, 407974, 815948]

約数ペア:

[(1, 815948), (2, 407974), (4, 203987), (7, 116564), (14, 58282), (23, 35476), (28, 29141), (46, 17738), (49, 16652), (92, 8869), (98, 8326), (161, 5068), (181, 4508), (196, 4163), (322, 2534), (362, 2254), (644, 1267), (724, 1127)]