28061917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 34715520

約数和(自身を除く): 6653603

約数列:

[1, 13, 17, 19, 41, 163, 221, 247, 323, 533, 697, 779, 2119, 2771, 3097, 4199, 6683, 9061, 10127, 13243, 36023, 40261, 52649, 86879, 113611, 126977, 172159, 684437, 1476943, 1650701, 2158609, 28061917]

約数ペア:

[(1, 28061917), (13, 2158609), (17, 1650701), (19, 1476943), (41, 684437), (163, 172159), (221, 126977), (247, 113611), (323, 86879), (533, 52649), (697, 40261), (779, 36023), (2119, 13243), (2771, 10127), (3097, 9061), (4199, 6683)]