28074189

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2169

約数の個数: 32

約数和(自身を含む): 45416448

約数和(自身を除く): 17342259

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 1023, 1209, 2111, 4433, 6333, 13299, 23221, 27443, 65441, 69663, 82329, 196323, 301873, 719851, 850733, 905619, 2159553, 2552199, 9358063, 28074189]

約数ペア:

[(1, 28074189), (3, 9358063), (11, 2552199), (13, 2159553), (31, 905619), (33, 850733), (39, 719851), (93, 301873), (143, 196323), (341, 82329), (403, 69663), (429, 65441), (1023, 27443), (1209, 23221), (2111, 13299), (4433, 6333)]