28019238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7643}}^1$

素因数の和:7708

約数の個数: 32

約数和(自身を含む): 61641216

約数和(自身を除く): 33621978

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 7643, 15286, 22929, 45858, 99359, 198718, 298077, 359221, 596154, 718442, 1077663, 2155326, 4669873, 9339746, 14009619, 28019238]

約数ペア:

[(1, 28019238), (2, 14009619), (3, 9339746), (6, 4669873), (13, 2155326), (26, 1077663), (39, 718442), (47, 596154), (78, 359221), (94, 298077), (141, 198718), (282, 99359), (611, 45858), (1222, 22929), (1833, 15286), (3666, 7643)]