64019557

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 80216064

約数和(自身を除く): 16196507

約数列:

[1, 7, 23, 31, 101, 127, 161, 217, 707, 713, 889, 2323, 2921, 3131, 3937, 4991, 12827, 16261, 20447, 21917, 27559, 72013, 89789, 90551, 295021, 397637, 504091, 633857, 2065147, 2783459, 9145651, 64019557]

約数ペア:

[(1, 64019557), (7, 9145651), (23, 2783459), (31, 2065147), (101, 633857), (127, 504091), (161, 397637), (217, 295021), (707, 90551), (713, 89789), (889, 72013), (2323, 27559), (2921, 21917), (3131, 20447), (3937, 16261), (4991, 12827)]