78355354

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 157132800

約数和(自身を除く): 78777446

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 61, 77, 122, 133, 154, 209, 266, 418, 427, 439, 671, 854, 878, 1159, 1342, 1463, 2318, 2926, 3073, 4697, 4829, 6146, 8113, 8341, 9394, 9658, 12749, 16226, 16682, 25498, 26779, 33803, 53558, 58387, 67606, 89243, 91751, 116774, 178486, 183502, 187453, 294569, 374906, 508801, 589138, 642257, 1017602, 1284514, 2061983, 3561607, 4123966, 5596811, 7123214, 11193622, 39177677, 78355354]

約数ペア:

[(1, 78355354), (2, 39177677), (7, 11193622), (11, 7123214), (14, 5596811), (19, 4123966), (22, 3561607), (38, 2061983), (61, 1284514), (77, 1017602), (122, 642257), (133, 589138), (154, 508801), (209, 374906), (266, 294569), (418, 187453), (427, 183502), (439, 178486), (671, 116774), (854, 91751), (878, 89243), (1159, 67606), (1342, 58387), (1463, 53558), (2318, 33803), (2926, 26779), (3073, 25498), (4697, 16682), (4829, 16226), (6146, 12749), (8113, 9658), (8341, 9394)]