9457401616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{678631}}^1$

素因数の和:678719

約数の個数: 40

約数和(自身を含む): 20027787584

約数和(自身を除く): 10570385968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 678631, 1357262, 2714524, 5429048, 8822203, 10858096, 17644406, 35288812, 45468277, 70577624, 90936554, 141155248, 181873108, 363746216, 591087601, 727492432, 1182175202, 2364350404, 4728700808, 9457401616]

約数ペア:

[(1, 9457401616), (2, 4728700808), (4, 2364350404), (8, 1182175202), (13, 727492432), (16, 591087601), (26, 363746216), (52, 181873108), (67, 141155248), (104, 90936554), (134, 70577624), (208, 45468277), (268, 35288812), (536, 17644406), (871, 10858096), (1072, 8822203), (1742, 5429048), (3484, 2714524), (6968, 1357262), (13936, 678631)]