72704786

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 138354048

約数和(自身を除く): 65649262

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 167, 242, 257, 334, 514, 847, 1169, 1694, 1799, 1837, 2338, 2827, 3598, 3674, 5654, 12859, 19789, 20207, 25718, 31097, 39578, 40414, 42919, 62194, 85838, 141449, 217679, 282898, 300433, 435358, 472109, 600866, 944218, 3304763, 5193199, 6609526, 10386398, 36352393, 72704786]

約数ペア:

[(1, 72704786), (2, 36352393), (7, 10386398), (11, 6609526), (14, 5193199), (22, 3304763), (77, 944218), (121, 600866), (154, 472109), (167, 435358), (242, 300433), (257, 282898), (334, 217679), (514, 141449), (847, 85838), (1169, 62194), (1694, 42919), (1799, 40414), (1837, 39578), (2338, 31097), (2827, 25718), (3598, 20207), (3674, 19789), (5654, 12859)]