28115307

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14947}}^1$

素因数の和:14983

約数の個数: 24

約数和(自身を含む): 46637760

約数和(自身を除く): 18522453

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 14947, 44841, 134523, 164417, 283993, 493251, 851979, 1479753, 2555937, 3123923, 9371769, 28115307]

約数ペア:

[(1, 28115307), (3, 9371769), (9, 3123923), (11, 2555937), (19, 1479753), (33, 851979), (57, 493251), (99, 283993), (171, 164417), (209, 134523), (627, 44841), (1881, 14947)]