7890991636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1\times {\mathrm{2939}}^1$

素因数の和:3532

約数の個数: 48

約数和(自身を含む): 15212736000

約数和(自身を除く): 7321744364

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 439, 556, 878, 1529, 1756, 2939, 3058, 4829, 5878, 6116, 9658, 11756, 19316, 32329, 61021, 64658, 122042, 129316, 244084, 408521, 671231, 817042, 1290221, 1342462, 1634084, 2580442, 2684924, 4493731, 5160884, 8987462, 14192431, 17974924, 28384862, 56769724, 179340719, 358681438, 717362876, 1972747909, 3945495818, 7890991636]

約数ペア:

[(1, 7890991636), (2, 3945495818), (4, 1972747909), (11, 717362876), (22, 358681438), (44, 179340719), (139, 56769724), (278, 28384862), (439, 17974924), (556, 14192431), (878, 8987462), (1529, 5160884), (1756, 4493731), (2939, 2684924), (3058, 2580442), (4829, 1634084), (5878, 1342462), (6116, 1290221), (9658, 817042), (11756, 671231), (19316, 408521), (32329, 244084), (61021, 129316), (64658, 122042)]