28305388111

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{1697}}^1$

素因数の和:2624

約数の個数: 64

約数和(自身を含む): 40073886720

約数和(自身を除く): 11768498609

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 877, 1001, 1463, 1697, 1729, 2717, 6139, 9647, 11401, 11879, 16663, 18667, 19019, 22061, 32243, 67529, 79807, 116641, 125411, 130669, 154427, 183293, 216619, 225701, 242671, 354673, 419159, 877877, 1283051, 1488269, 1516333, 1698697, 2382809, 2482711, 2934113, 4610749, 10417883, 16370959, 16679663, 19347497, 28277111, 32275243, 114596713, 135432479, 197939777, 212822467, 311048221, 367602443, 1489757269, 2177337547, 2573217101, 4043626873, 28305388111]

約数ペア:

[(1, 28305388111), (7, 4043626873), (11, 2573217101), (13, 2177337547), (19, 1489757269), (77, 367602443), (91, 311048221), (133, 212822467), (143, 197939777), (209, 135432479), (247, 114596713), (877, 32275243), (1001, 28277111), (1463, 19347497), (1697, 16679663), (1729, 16370959), (2717, 10417883), (6139, 4610749), (9647, 2934113), (11401, 2482711), (11879, 2382809), (16663, 1698697), (18667, 1516333), (19019, 1488269), (22061, 1283051), (32243, 877877), (67529, 419159), (79807, 354673), (116641, 242671), (125411, 225701), (130669, 216619), (154427, 183293)]