686263422

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1493}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 1517999616

約数和(自身を除く): 831736194

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 83, 142, 166, 213, 249, 426, 498, 923, 1079, 1493, 1846, 2158, 2769, 2986, 3237, 4479, 5538, 5893, 6474, 8958, 11786, 17679, 19409, 35358, 38818, 58227, 76609, 106003, 116454, 123919, 153218, 212006, 229827, 247838, 318009, 371757, 459654, 636018, 743514, 1378039, 1610947, 2756078, 3221894, 4134117, 4832841, 8268234, 8798249, 9665682, 17596498, 26394747, 52789494, 114377237, 228754474, 343131711, 686263422]

約数ペア:

[(1, 686263422), (2, 343131711), (3, 228754474), (6, 114377237), (13, 52789494), (26, 26394747), (39, 17596498), (71, 9665682), (78, 8798249), (83, 8268234), (142, 4832841), (166, 4134117), (213, 3221894), (249, 2756078), (426, 1610947), (498, 1378039), (923, 743514), (1079, 636018), (1493, 459654), (1846, 371757), (2158, 318009), (2769, 247838), (2986, 229827), (3237, 212006), (4479, 153218), (5538, 123919), (5893, 116454), (6474, 106003), (8958, 76609), (11786, 58227), (17679, 38818), (19409, 35358)]