197828065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{43913}}^1$

素因数の和:43988

約数の個数: 16

約数和(自身を含む): 256106448

約数和(自身を除く): 58278383

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 43913, 219565, 746521, 2327389, 3732605, 11636945, 39565613, 197828065]

約数ペア:

[(1, 197828065), (5, 39565613), (17, 11636945), (53, 3732605), (85, 2327389), (265, 746521), (901, 219565), (4505, 43913)]