78349437

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 40

約数和(自身を含む): 120902232

約数和(自身を除く): 42552795

約数列:

[1, 3, 9, 27, 61, 81, 101, 157, 183, 303, 471, 549, 909, 1413, 1647, 2727, 4239, 4941, 6161, 8181, 9577, 12717, 15857, 18483, 28731, 47571, 55449, 86193, 142713, 166347, 258579, 428139, 499041, 775737, 967277, 1284417, 2901831, 8705493, 26116479, 78349437]

約数ペア:

[(1, 78349437), (3, 26116479), (9, 8705493), (27, 2901831), (61, 1284417), (81, 967277), (101, 775737), (157, 499041), (183, 428139), (303, 258579), (471, 166347), (549, 142713), (909, 86193), (1413, 55449), (1647, 47571), (2727, 28731), (4239, 18483), (4941, 15857), (6161, 12717), (8181, 9577)]