87007791

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 129015040

約数和(自身を除く): 42007249

約数列:

[1, 3, 13, 39, 43, 129, 169, 307, 507, 559, 921, 1677, 2197, 3991, 6591, 7267, 11973, 13201, 21801, 39603, 51883, 94471, 155649, 171613, 283413, 514839, 674479, 2023437, 2230969, 6692907, 29002597, 87007791]

約数ペア:

[(1, 87007791), (3, 29002597), (13, 6692907), (39, 2230969), (43, 2023437), (129, 674479), (169, 514839), (307, 283413), (507, 171613), (559, 155649), (921, 94471), (1677, 51883), (2197, 39603), (3991, 21801), (6591, 13201), (7267, 11973)]