647187824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{6379}}^1$

素因数の和:6777

約数の個数: 40

約数和(自身を含む): 1331454960

約数和(自身を除く): 684267136

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 373, 746, 1492, 2984, 5968, 6341, 6379, 12682, 12758, 25364, 25516, 50728, 51032, 101456, 102064, 108443, 216886, 433772, 867544, 1735088, 2379367, 4758734, 9517468, 19034936, 38069872, 40449239, 80898478, 161796956, 323593912, 647187824]

約数ペア:

[(1, 647187824), (2, 323593912), (4, 161796956), (8, 80898478), (16, 40449239), (17, 38069872), (34, 19034936), (68, 9517468), (136, 4758734), (272, 2379367), (373, 1735088), (746, 867544), (1492, 433772), (2984, 216886), (5968, 108443), (6341, 102064), (6379, 101456), (12682, 51032), (12758, 50728), (25364, 25516)]