28079645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 38928384

約数和(自身を除く): 10848739

約数列:

[1, 5, 11, 31, 43, 55, 155, 215, 341, 383, 473, 1333, 1705, 1915, 2365, 4213, 6665, 11873, 14663, 16469, 21065, 59365, 73315, 82345, 130603, 181159, 510539, 653015, 905795, 2552695, 5615929, 28079645]

約数ペア:

[(1, 28079645), (5, 5615929), (11, 2552695), (31, 905795), (43, 653015), (55, 510539), (155, 181159), (215, 130603), (341, 82345), (383, 73315), (473, 59365), (1333, 21065), (1705, 16469), (1915, 14663), (2365, 11873), (4213, 6665)]