277208541

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1459}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 426086400

約数和(自身を除く): 148877859

約数列:

[1, 3, 9, 27, 31, 93, 227, 279, 681, 837, 1459, 2043, 4377, 6129, 7037, 13131, 21111, 39393, 45229, 63333, 135687, 189999, 331193, 407061, 993579, 1221183, 2980737, 8942211, 10266983, 30800949, 92402847, 277208541]

約数ペア:

[(1, 277208541), (3, 92402847), (9, 30800949), (27, 10266983), (31, 8942211), (93, 2980737), (227, 1221183), (279, 993579), (681, 407061), (837, 331193), (1459, 189999), (2043, 135687), (4377, 63333), (6129, 45229), (7037, 39393), (13131, 21111)]