665144

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 1339200

約数和(自身を除く): 674056

約数列:

[1, 2, 4, 8, 29, 47, 58, 61, 94, 116, 122, 188, 232, 244, 376, 488, 1363, 1769, 2726, 2867, 3538, 5452, 5734, 7076, 10904, 11468, 14152, 22936, 83143, 166286, 332572, 665144]

約数ペア:

[(1, 665144), (2, 332572), (4, 166286), (8, 83143), (29, 22936), (47, 14152), (58, 11468), (61, 10904), (94, 7076), (116, 5734), (122, 5452), (188, 3538), (232, 2867), (244, 2726), (376, 1769), (488, 1363)]