71678618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:614

約数の個数: 32

約数和(自身を含む): 120320640

約数和(自身を除く): 48642022

約数列:

[1, 2, 11, 22, 71, 109, 142, 218, 421, 781, 842, 1199, 1562, 2398, 4631, 7739, 9262, 15478, 29891, 45889, 59782, 85129, 91778, 170258, 328801, 504779, 657602, 1009558, 3258119, 6516238, 35839309, 71678618]

約数ペア:

[(1, 71678618), (2, 35839309), (11, 6516238), (22, 3258119), (71, 1009558), (109, 657602), (142, 504779), (218, 328801), (421, 170258), (781, 91778), (842, 85129), (1199, 59782), (1562, 45889), (2398, 29891), (4631, 15478), (7739, 9262)]