154720972

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{30529}}^1$

素因数の和:30721

約数の個数: 24

約数和(自身を含む): 311161760

約数和(自身を除く): 156440788

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 30529, 61058, 122116, 213703, 427406, 854812, 5525749, 11051498, 22102996, 38680243, 77360486, 154720972]

約数ペア:

[(1, 154720972), (2, 77360486), (4, 38680243), (7, 22102996), (14, 11051498), (28, 5525749), (181, 854812), (362, 427406), (724, 213703), (1267, 122116), (2534, 61058), (5068, 30529)]