84251915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 117573120

約数和(自身を除く): 33321205

約数列:

[1, 5, 11, 17, 55, 85, 187, 251, 359, 935, 1255, 1795, 2761, 3949, 4267, 6103, 13805, 19745, 21335, 30515, 46937, 67133, 90109, 234685, 335665, 450545, 991199, 1531853, 4955995, 7659265, 16850383, 84251915]

約数ペア:

[(1, 84251915), (5, 16850383), (11, 7659265), (17, 4955995), (55, 1531853), (85, 991199), (187, 450545), (251, 335665), (359, 234685), (935, 90109), (1255, 67133), (1795, 46937), (2761, 30515), (3949, 21335), (4267, 19745), (6103, 13805)]