28933863

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1321}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 45212400

約数和(自身を除く): 16278537

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 1321, 3129, 3963, 7301, 9247, 21903, 27741, 64729, 194187, 196829, 590487, 1377803, 4133409, 9644621, 28933863]

約数ペア:

[(1, 28933863), (3, 9644621), (7, 4133409), (21, 1377803), (49, 590487), (147, 196829), (149, 194187), (447, 64729), (1043, 27741), (1321, 21903), (3129, 9247), (3963, 7301)]