255536645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1213}}^1$

素因数の和:1701

約数の個数: 32

約数和(自身を含む): 378534912

約数和(自身を除く): 122998267

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 463, 1213, 2315, 3241, 6019, 6065, 8491, 15769, 16205, 30095, 42133, 42455, 78845, 110383, 210665, 551915, 561619, 2808095, 3931333, 7301047, 19656665, 36505235, 51107329, 255536645]

約数ペア:

[(1, 255536645), (5, 51107329), (7, 36505235), (13, 19656665), (35, 7301047), (65, 3931333), (91, 2808095), (455, 561619), (463, 551915), (1213, 210665), (2315, 110383), (3241, 78845), (6019, 42455), (6065, 42133), (8491, 30095), (15769, 16205)]