47120997

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 83865600

約数和(自身を除く): 36744603

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 147, 161, 181, 231, 253, 343, 483, 539, 543, 759, 1029, 1127, 1267, 1617, 1771, 1991, 3381, 3773, 3801, 4163, 5313, 5973, 7889, 8869, 11319, 12397, 12489, 13937, 23667, 26607, 29141, 37191, 41811, 45793, 62083, 86779, 87423, 97559, 137379, 186249, 203987, 260337, 292677, 320551, 611961, 682913, 961653, 1427909, 2048739, 2243857, 4283727, 6731571, 15706999, 47120997]

約数ペア:

[(1, 47120997), (3, 15706999), (7, 6731571), (11, 4283727), (21, 2243857), (23, 2048739), (33, 1427909), (49, 961653), (69, 682913), (77, 611961), (147, 320551), (161, 292677), (181, 260337), (231, 203987), (253, 186249), (343, 137379), (483, 97559), (539, 87423), (543, 86779), (759, 62083), (1029, 45793), (1127, 41811), (1267, 37191), (1617, 29141), (1771, 26607), (1991, 23667), (3381, 13937), (3773, 12489), (3801, 12397), (4163, 11319), (5313, 8869), (5973, 7889)]