520023658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 997007616

約数和(自身を除く): 476983958

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 197, 281, 394, 427, 562, 671, 854, 1342, 1379, 1967, 2167, 2758, 3091, 3934, 4334, 4697, 6182, 9394, 12017, 15169, 17141, 21637, 24034, 30338, 34282, 43274, 55357, 84119, 110714, 119987, 132187, 168238, 188551, 239974, 264374, 377102, 387499, 608927, 774998, 925309, 1217854, 1319857, 1850618, 2639714, 3376777, 4262489, 6753554, 8524978, 23637439, 37144547, 47274878, 74289094, 260011829, 520023658]

約数ペア:

[(1, 520023658), (2, 260011829), (7, 74289094), (11, 47274878), (14, 37144547), (22, 23637439), (61, 8524978), (77, 6753554), (122, 4262489), (154, 3376777), (197, 2639714), (281, 1850618), (394, 1319857), (427, 1217854), (562, 925309), (671, 774998), (854, 608927), (1342, 387499), (1379, 377102), (1967, 264374), (2167, 239974), (2758, 188551), (3091, 168238), (3934, 132187), (4334, 119987), (4697, 110714), (6182, 84119), (9394, 55357), (12017, 43274), (15169, 34282), (17141, 30338), (21637, 24034)]