291269547

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 438312960

約数和(自身を除く): 147043413

約数列:

[1, 3, 9, 27, 127, 173, 381, 491, 519, 1143, 1473, 1557, 3429, 4419, 4671, 13257, 21971, 62357, 65913, 84943, 187071, 197739, 254829, 561213, 593217, 764487, 1683639, 2293461, 10787761, 32363283, 97089849, 291269547]

約数ペア:

[(1, 291269547), (3, 97089849), (9, 32363283), (27, 10787761), (127, 2293461), (173, 1683639), (381, 764487), (491, 593217), (519, 561213), (1143, 254829), (1473, 197739), (1557, 187071), (3429, 84943), (4419, 65913), (4671, 62357), (13257, 21971)]