1389782636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{1889}}^1$

素因数の和:2654

約数の個数: 48

約数和(自身を含む): 2773854720

約数和(自身を除く): 1384072084

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 727, 1012, 1454, 1889, 2908, 3778, 7556, 7997, 15994, 16721, 20779, 31988, 33442, 41558, 43447, 66884, 83116, 86894, 173788, 183931, 367862, 477917, 735724, 955834, 1373303, 1911668, 2746606, 5493212, 15106333, 30212666, 31585969, 60425332, 63171938, 126343876, 347445659, 694891318, 1389782636]

約数ペア:

[(1, 1389782636), (2, 694891318), (4, 347445659), (11, 126343876), (22, 63171938), (23, 60425332), (44, 31585969), (46, 30212666), (92, 15106333), (253, 5493212), (506, 2746606), (727, 1911668), (1012, 1373303), (1454, 955834), (1889, 735724), (2908, 477917), (3778, 367862), (7556, 183931), (7997, 173788), (15994, 86894), (16721, 83116), (20779, 66884), (31988, 43447), (33442, 41558)]