331107946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 604195200

約数和(自身を除く): 273087254

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 89, 178, 221, 247, 323, 442, 443, 494, 646, 886, 1157, 1513, 1691, 2314, 3026, 3382, 4199, 5759, 7531, 8398, 8417, 11518, 15062, 16834, 19669, 21983, 28747, 39338, 39427, 43966, 57494, 78854, 97903, 109421, 143089, 195806, 218842, 286178, 373711, 512551, 670259, 747422, 749113, 1025102, 1340518, 1498226, 1860157, 3720314, 8713367, 9738469, 12734921, 17426734, 19476938, 25469842, 165553973, 331107946]

約数ペア:

[(1, 331107946), (2, 165553973), (13, 25469842), (17, 19476938), (19, 17426734), (26, 12734921), (34, 9738469), (38, 8713367), (89, 3720314), (178, 1860157), (221, 1498226), (247, 1340518), (323, 1025102), (442, 749113), (443, 747422), (494, 670259), (646, 512551), (886, 373711), (1157, 286178), (1513, 218842), (1691, 195806), (2314, 143089), (3026, 109421), (3382, 97903), (4199, 78854), (5759, 57494), (7531, 43966), (8398, 39427), (8417, 39338), (11518, 28747), (15062, 21983), (16834, 19669)]