219699508

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2971}}^1$

素因数の和:3140

約数の個数: 48

約数和(自身を含む): 466009600

約数和(自身を除く): 246310092

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 266, 278, 532, 556, 973, 1946, 2641, 2971, 3892, 5282, 5942, 10564, 11884, 18487, 20797, 36974, 41594, 56449, 73948, 83188, 112898, 225796, 395143, 412969, 790286, 825938, 1580572, 1651876, 2890783, 5781566, 7846411, 11563132, 15692822, 31385644, 54924877, 109849754, 219699508]

約数ペア:

[(1, 219699508), (2, 109849754), (4, 54924877), (7, 31385644), (14, 15692822), (19, 11563132), (28, 7846411), (38, 5781566), (76, 2890783), (133, 1651876), (139, 1580572), (266, 825938), (278, 790286), (532, 412969), (556, 395143), (973, 225796), (1946, 112898), (2641, 83188), (2971, 73948), (3892, 56449), (5282, 41594), (5942, 36974), (10564, 20797), (11884, 18487)]