319968572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{1097}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 699487488

約数和(自身を除く): 379518916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 947, 1097, 1894, 2194, 3788, 4388, 6629, 7679, 10417, 12067, 13258, 15358, 20834, 24134, 26516, 30716, 41668, 48268, 72919, 84469, 145838, 168938, 291676, 337876, 1038859, 2077718, 4155436, 7272013, 11427449, 14544026, 22854898, 29088052, 45709796, 79992143, 159984286, 319968572]

約数ペア:

[(1, 319968572), (2, 159984286), (4, 79992143), (7, 45709796), (11, 29088052), (14, 22854898), (22, 14544026), (28, 11427449), (44, 7272013), (77, 4155436), (154, 2077718), (308, 1038859), (947, 337876), (1097, 291676), (1894, 168938), (2194, 145838), (3788, 84469), (4388, 72919), (6629, 48268), (7679, 41668), (10417, 30716), (12067, 26516), (13258, 24134), (15358, 20834)]