87478797

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 137060352

約数和(自身を除く): 49581555

約数列:

[1, 3, 7, 21, 47, 141, 263, 329, 337, 789, 987, 1011, 1841, 2359, 5523, 7077, 12361, 15839, 37083, 47517, 86527, 88631, 110873, 259581, 265893, 332619, 620417, 1861251, 4165657, 12496971, 29159599, 87478797]

約数ペア:

[(1, 87478797), (3, 29159599), (7, 12496971), (21, 4165657), (47, 1861251), (141, 620417), (263, 332619), (329, 265893), (337, 259581), (789, 110873), (987, 88631), (1011, 86527), (1841, 47517), (2359, 37083), (5523, 15839), (7077, 12361)]