31239288

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{3167}}^1$

素因数の和:3316

約数の個数: 48

約数和(自身を含む): 85250880

約数和(自身を除く): 54011592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3167, 3288, 4932, 6334, 9501, 9864, 12668, 19002, 25336, 28503, 38004, 57006, 76008, 114012, 228024, 433879, 867758, 1301637, 1735516, 2603274, 3471032, 3904911, 5206548, 7809822, 10413096, 15619644, 31239288]

約数ペア:

[(1, 31239288), (2, 15619644), (3, 10413096), (4, 7809822), (6, 5206548), (8, 3904911), (9, 3471032), (12, 2603274), (18, 1735516), (24, 1301637), (36, 867758), (72, 433879), (137, 228024), (274, 114012), (411, 76008), (548, 57006), (822, 38004), (1096, 28503), (1233, 25336), (1644, 19002), (2466, 12668), (3167, 9864), (3288, 9501), (4932, 6334)]