2759841

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 4627584

約数和(自身を除く): 1867743

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 617, 639, 1491, 1851, 4319, 4473, 5553, 12957, 38871, 43807, 131421, 306649, 394263, 919947, 2759841]

約数ペア:

[(1, 2759841), (3, 919947), (7, 394263), (9, 306649), (21, 131421), (63, 43807), (71, 38871), (213, 12957), (497, 5553), (617, 4473), (639, 4319), (1491, 1851)]