28514915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 13821085

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2099, 2717, 10495, 13585, 23089, 27287, 39881, 115445, 136435, 199405, 300157, 438691, 518453, 1500785, 2193455, 2592265, 5702983, 28514915]

約数ペア:

[(1, 28514915), (5, 5702983), (11, 2592265), (13, 2193455), (19, 1500785), (55, 518453), (65, 438691), (95, 300157), (143, 199405), (209, 136435), (247, 115445), (715, 39881), (1045, 27287), (1235, 23089), (2099, 13585), (2717, 10495)]