520821147

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 919296000

約数和(自身を除く): 398474853

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 89, 121, 141, 147, 231, 267, 329, 343, 363, 517, 539, 623, 847, 979, 987, 1029, 1551, 1617, 1869, 2303, 2541, 2937, 3619, 3773, 4183, 4361, 5687, 5929, 6853, 6909, 10769, 10857, 11319, 12549, 13083, 16121, 17061, 17787, 20559, 25333, 29281, 30527, 32307, 39809, 41503, 46013, 47971, 48363, 75383, 75999, 87843, 91581, 119427, 124509, 138039, 143913, 177331, 204967, 226149, 278663, 322091, 335797, 506143, 527681, 531993, 614901, 835989, 966273, 1007391, 1434769, 1518429, 1583043, 1950641, 2254637, 3543001, 3693767, 4304307, 5851923, 6763911, 10629003, 11081301, 15782459, 24801007, 47347377, 74403021, 173607049, 520821147]

約数ペア:

[(1, 520821147), (3, 173607049), (7, 74403021), (11, 47347377), (21, 24801007), (33, 15782459), (47, 11081301), (49, 10629003), (77, 6763911), (89, 5851923), (121, 4304307), (141, 3693767), (147, 3543001), (231, 2254637), (267, 1950641), (329, 1583043), (343, 1518429), (363, 1434769), (517, 1007391), (539, 966273), (623, 835989), (847, 614901), (979, 531993), (987, 527681), (1029, 506143), (1551, 335797), (1617, 322091), (1869, 278663), (2303, 226149), (2541, 204967), (2937, 177331), (3619, 143913), (3773, 138039), (4183, 124509), (4361, 119427), (5687, 91581), (5929, 87843), (6853, 75999), (6909, 75383), (10769, 48363), (10857, 47971), (11319, 46013), (12549, 41503), (13083, 39809), (16121, 32307), (17061, 30527), (17787, 29281), (20559, 25333)]