72211447

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{19139}}^1$

素因数の和:19171

約数の個数: 16

約数和(自身を含む): 91872000

約数和(自身を除く): 19660553

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 19139, 133973, 210529, 937811, 1473703, 6564677, 10315921, 72211447]

約数ペア:

[(1, 72211447), (7, 10315921), (11, 6564677), (49, 1473703), (77, 937811), (343, 210529), (539, 133973), (3773, 19139)]