28488957

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79801}}^1$

素因数の和:79828

約数の個数: 16

約数和(自身を含む): 45965952

約数和(自身を除く): 17476995

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 79801, 239403, 558607, 1356617, 1675821, 4069851, 9496319, 28488957]

約数ペア:

[(1, 28488957), (3, 9496319), (7, 4069851), (17, 1675821), (21, 1356617), (51, 558607), (119, 239403), (357, 79801)]