669578084

素因数分解:

$2^2\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{21799}}^1$

素因数の和:22907

約数の個数: 24

約数和(自身を含む): 1340438400

約数和(自身を除く): 670860316

約数列:

[1, 2, 4, 7, 14, 28, 1097, 2194, 4388, 7679, 15358, 21799, 30716, 43598, 87196, 152593, 305186, 610372, 23913503, 47827006, 95654012, 167394521, 334789042, 669578084]

約数ペア:

[(1, 669578084), (2, 334789042), (4, 167394521), (7, 95654012), (14, 47827006), (28, 23913503), (1097, 610372), (2194, 305186), (4388, 152593), (7679, 87196), (15358, 43598), (21799, 30716)]