28904679

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 43390464

約数和(自身を除く): 14485785

約数列:

[1, 3, 9, 31, 93, 211, 279, 491, 633, 1473, 1899, 4419, 6541, 15221, 19623, 45663, 58869, 103601, 136989, 310803, 932409, 3211631, 9634893, 28904679]

約数ペア:

[(1, 28904679), (3, 9634893), (9, 3211631), (31, 932409), (93, 310803), (211, 136989), (279, 103601), (491, 58869), (633, 45663), (1473, 19623), (1899, 15221), (4419, 6541)]