214456428

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2521}}^1$

素因数の和:2687

約数の個数: 72

約数和(自身を含む): 578345040

約数和(自身を除く): 363888612

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 139, 153, 204, 278, 306, 417, 556, 612, 834, 1251, 1668, 2363, 2502, 2521, 4726, 5004, 5042, 7089, 7563, 9452, 10084, 14178, 15126, 21267, 22689, 28356, 30252, 42534, 42857, 45378, 85068, 85714, 90756, 128571, 171428, 257142, 350419, 385713, 514284, 700838, 771426, 1051257, 1401676, 1542852, 2102514, 3153771, 4205028, 5957123, 6307542, 11914246, 12615084, 17871369, 23828492, 35742738, 53614107, 71485476, 107228214, 214456428]

約数ペア:

[(1, 214456428), (2, 107228214), (3, 71485476), (4, 53614107), (6, 35742738), (9, 23828492), (12, 17871369), (17, 12615084), (18, 11914246), (34, 6307542), (36, 5957123), (51, 4205028), (68, 3153771), (102, 2102514), (139, 1542852), (153, 1401676), (204, 1051257), (278, 771426), (306, 700838), (417, 514284), (556, 385713), (612, 350419), (834, 257142), (1251, 171428), (1668, 128571), (2363, 90756), (2502, 85714), (2521, 85068), (4726, 45378), (5004, 42857), (5042, 42534), (7089, 30252), (7563, 28356), (9452, 22689), (10084, 21267), (14178, 15126)]