996989721

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3323}}^1$

素因数の和:3510

約数の個数: 48

約数和(自身を含む): 1676412864

約数和(自身を除く): 679423143

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 157, 273, 471, 637, 1099, 1911, 2041, 3297, 3323, 6123, 7693, 9969, 14287, 23079, 23261, 42861, 43199, 69783, 100009, 129597, 162827, 300027, 302393, 488481, 521711, 907179, 1565133, 2116751, 3651977, 6350253, 6782243, 10955931, 20346729, 25563839, 47475701, 76691517, 142427103, 332329907, 996989721]

約数ペア:

[(1, 996989721), (3, 332329907), (7, 142427103), (13, 76691517), (21, 47475701), (39, 25563839), (49, 20346729), (91, 10955931), (147, 6782243), (157, 6350253), (273, 3651977), (471, 2116751), (637, 1565133), (1099, 907179), (1911, 521711), (2041, 488481), (3297, 302393), (3323, 300027), (6123, 162827), (7693, 129597), (9969, 100009), (14287, 69783), (23079, 43199), (23261, 42861)]