2890641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 4515840

約数和(自身を除く): 1625199

約数列:

[1, 3, 13, 19, 39, 47, 57, 83, 141, 247, 249, 611, 741, 893, 1079, 1577, 1833, 2679, 3237, 3901, 4731, 11609, 11703, 20501, 34827, 50713, 61503, 74119, 152139, 222357, 963547, 2890641]

約数ペア:

[(1, 2890641), (3, 963547), (13, 222357), (19, 152139), (39, 74119), (47, 61503), (57, 50713), (83, 34827), (141, 20501), (247, 11703), (249, 11609), (611, 4731), (741, 3901), (893, 3237), (1079, 2679), (1577, 1833)]