2853981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 4677120

約数和(自身を除く): 1823139

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 173, 351, 423, 519, 611, 1269, 1557, 1833, 2249, 4671, 5499, 6747, 8131, 16497, 20241, 24393, 60723, 73179, 105703, 219537, 317109, 951327, 2853981]

約数ペア:

[(1, 2853981), (3, 951327), (9, 317109), (13, 219537), (27, 105703), (39, 73179), (47, 60723), (117, 24393), (141, 20241), (173, 16497), (351, 8131), (423, 6747), (519, 5499), (611, 4671), (1269, 2249), (1557, 1833)]