248451609

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{10369}}^1$

素因数の和:10549

約数の個数: 24

約数和(自身を含む): 387755040

約数和(自身を除く): 139303431

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 3423, 7987, 10369, 23961, 31107, 72583, 217749, 508081, 1524243, 1690147, 5070441, 11831029, 35493087, 82817203, 248451609]

約数ペア:

[(1, 248451609), (3, 82817203), (7, 35493087), (21, 11831029), (49, 5070441), (147, 1690147), (163, 1524243), (489, 508081), (1141, 217749), (3423, 72583), (7987, 31107), (10369, 23961)]