77947779

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5827}}^1$

素因数の和:5864

約数の個数: 32

約数和(自身を含む): 130547200

約数和(自身を除く): 52599421

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 5827, 13377, 17481, 40789, 75751, 122367, 227253, 285523, 530257, 856569, 1590771, 1998661, 3711799, 5995983, 11135397, 25982593, 77947779]

約数ペア:

[(1, 77947779), (3, 25982593), (7, 11135397), (13, 5995983), (21, 3711799), (39, 1998661), (49, 1590771), (91, 856569), (147, 530257), (273, 285523), (343, 227253), (637, 122367), (1029, 75751), (1911, 40789), (4459, 17481), (5827, 13377)]