387240007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{13931}}^1$

素因数の和:13987

約数の個数: 24

約数和(自身を含む): 509576832

約数和(自身を除く): 122336825

約数列:

[1, 7, 11, 19, 77, 133, 209, 361, 1463, 2527, 3971, 13931, 27797, 97517, 153241, 264689, 1072687, 1852823, 2911579, 5029091, 20381053, 35203637, 55320001, 387240007]

約数ペア:

[(1, 387240007), (7, 55320001), (11, 35203637), (19, 20381053), (77, 5029091), (133, 2911579), (209, 1852823), (361, 1072687), (1463, 264689), (2527, 153241), (3971, 97517), (13931, 27797)]