71239863

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 102009600

約数和(自身を除く): 30769737

約数列:

[1, 3, 29, 43, 87, 129, 137, 139, 411, 417, 1247, 3741, 3973, 4031, 5891, 5977, 11919, 12093, 17673, 17931, 19043, 57129, 170839, 173333, 512517, 519999, 552247, 818849, 1656741, 2456547, 23746621, 71239863]

約数ペア:

[(1, 71239863), (3, 23746621), (29, 2456547), (43, 1656741), (87, 818849), (129, 552247), (137, 519999), (139, 512517), (411, 173333), (417, 170839), (1247, 57129), (3741, 19043), (3973, 17931), (4031, 17673), (5891, 12093), (5977, 11919)]