280949284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{912173}}^1$

素因数の和:912195

約数の個数: 24

約数和(自身を含む): 612980928

約数和(自身を除く): 332031644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 912173, 1824346, 3648692, 6385211, 10033903, 12770422, 20067806, 25540844, 40135612, 70237321, 140474642, 280949284]

約数ペア:

[(1, 280949284), (2, 140474642), (4, 70237321), (7, 40135612), (11, 25540844), (14, 20067806), (22, 12770422), (28, 10033903), (44, 6385211), (77, 3648692), (154, 1824346), (308, 912173)]