71411481

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 115415040

約数和(自身を除く): 44003559

約数列:

[1, 3, 9, 19, 23, 57, 67, 69, 171, 201, 207, 271, 437, 603, 813, 1273, 1311, 1541, 2439, 3819, 3933, 4623, 5149, 6233, 11457, 13869, 15447, 18157, 18699, 29279, 46341, 54471, 56097, 87837, 118427, 163413, 263511, 344983, 355281, 417611, 1034949, 1065843, 1252833, 3104847, 3758499, 7934609, 23803827, 71411481]

約数ペア:

[(1, 71411481), (3, 23803827), (9, 7934609), (19, 3758499), (23, 3104847), (57, 1252833), (67, 1065843), (69, 1034949), (171, 417611), (201, 355281), (207, 344983), (271, 263511), (437, 163413), (603, 118427), (813, 87837), (1273, 56097), (1311, 54471), (1541, 46341), (2439, 29279), (3819, 18699), (3933, 18157), (4623, 15447), (5149, 13869), (6233, 11457)]