217551251931

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{54157643}}^1$

素因数の和:54157762

約数の個数: 16

約数和(自身を含む): 315414118656

約数和(自身を除く): 97862866725

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 54157643, 162472929, 704049359, 2112148077, 5578237229, 16734711687, 72517083977, 217551251931]

約数ペア:

[(1, 217551251931), (3, 72517083977), (13, 16734711687), (39, 5578237229), (103, 2112148077), (309, 704049359), (1339, 162472929), (4017, 54157643)]