17917893

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14969}}^1$

素因数の和:15001

約数の個数: 24

約数和(自身を含む): 31137600

約数和(自身を除く): 13219707

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 14969, 44907, 104783, 134721, 284411, 314349, 853233, 943047, 1990877, 2559699, 5972631, 17917893]

約数ペア:

[(1, 17917893), (3, 5972631), (7, 2559699), (9, 1990877), (19, 943047), (21, 853233), (57, 314349), (63, 284411), (133, 134721), (171, 104783), (399, 44907), (1197, 14969)]