81197219

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 88203168

約数和(自身を除く): 7005949

約数列:

[1, 17, 53, 227, 397, 901, 3859, 6749, 12031, 21041, 90119, 204527, 357697, 1532023, 4776307, 81197219]

約数ペア:

[(1, 81197219), (17, 4776307), (53, 1532023), (227, 357697), (397, 204527), (901, 90119), (3859, 21041), (6749, 12031)]