638889622

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1\times {\mathrm{1259}}^1$

素因数の和:1876

約数の個数: 32

約数和(自身を含む): 1114525440

約数和(自身を除く): 475635818

約数列:

[1, 2, 7, 14, 67, 134, 469, 541, 938, 1082, 1259, 2518, 3787, 7574, 8813, 17626, 36247, 72494, 84353, 168706, 253729, 507458, 590471, 681119, 1180942, 1362238, 4767833, 9535666, 45634973, 91269946, 319444811, 638889622]

約数ペア:

[(1, 638889622), (2, 319444811), (7, 91269946), (14, 45634973), (67, 9535666), (134, 4767833), (469, 1362238), (541, 1180942), (938, 681119), (1082, 590471), (1259, 507458), (2518, 253729), (3787, 168706), (7574, 84353), (8813, 72494), (17626, 36247)]