78253714

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1889}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 146966400

約数和(自身を除く): 68712686

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 269, 538, 1883, 1889, 2959, 3766, 3778, 5918, 13223, 20713, 20779, 26446, 41426, 41558, 145453, 290906, 508141, 1016282, 3556987, 5589551, 7113974, 11179102, 39126857, 78253714]

約数ペア:

[(1, 78253714), (2, 39126857), (7, 11179102), (11, 7113974), (14, 5589551), (22, 3556987), (77, 1016282), (154, 508141), (269, 290906), (538, 145453), (1883, 41558), (1889, 41426), (2959, 26446), (3766, 20779), (3778, 20713), (5918, 13223)]