28933947

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7529}}^1$

素因数の和:7603

約数の個数: 24

約数和(自身を含む): 48553440

約数和(自身を除く): 19619493

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 7529, 22587, 52703, 67761, 158109, 459269, 474327, 1377807, 3214883, 4133421, 9644649, 28933947]

約数ペア:

[(1, 28933947), (3, 9644649), (7, 4133421), (9, 3214883), (21, 1377807), (61, 474327), (63, 459269), (183, 158109), (427, 67761), (549, 52703), (1281, 22587), (3843, 7529)]