238889343

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{4327}}^1$

素因数の和:4587

約数の個数: 32

約数和(自身を含む): 398868480

約数和(自身を除く): 159979137

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 1673, 2629, 4327, 5019, 7887, 12981, 18403, 30289, 47597, 55209, 90867, 142791, 333179, 999537, 1034153, 3102459, 7239071, 11375683, 21717213, 34127049, 79629781, 238889343]

約数ペア:

[(1, 238889343), (3, 79629781), (7, 34127049), (11, 21717213), (21, 11375683), (33, 7239071), (77, 3102459), (231, 1034153), (239, 999537), (717, 333179), (1673, 142791), (2629, 90867), (4327, 55209), (5019, 47597), (7887, 30289), (12981, 18403)]