213473665

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{6343}}^1$

素因数の和:6528

約数の個数: 16

約数和(自身を含む): 263098368

約数和(自身を除く): 49624703

約数列:

[1, 5, 53, 127, 265, 635, 6343, 6731, 31715, 33655, 336179, 805561, 1680895, 4027805, 42694733, 213473665]

約数ペア:

[(1, 213473665), (5, 42694733), (53, 4027805), (127, 1680895), (265, 805561), (635, 336179), (6343, 33655), (6731, 31715)]