28099951

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 18

約数和(自身を含む): 32361560

約数和(自身を除く): 4261609

約数列:

[1, 11, 23, 121, 253, 439, 529, 2783, 4829, 5819, 10097, 53119, 64009, 111067, 232231, 1221737, 2554541, 28099951]

約数ペア:

[(1, 28099951), (11, 2554541), (23, 1221737), (121, 232231), (253, 111067), (439, 64009), (529, 53119), (2783, 10097), (4829, 5819)]