388320955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1637}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 537788160

約数和(自身を除く): 149467205

約数列:

[1, 5, 11, 19, 55, 95, 209, 227, 1045, 1135, 1637, 2497, 4313, 8185, 12485, 18007, 21565, 31103, 47443, 90035, 155515, 237215, 342133, 371599, 1710665, 1857995, 4087589, 7060381, 20437945, 35301905, 77664191, 388320955]

約数ペア:

[(1, 388320955), (5, 77664191), (11, 35301905), (19, 20437945), (55, 7060381), (95, 4087589), (209, 1857995), (227, 1710665), (1045, 371599), (1135, 342133), (1637, 237215), (2497, 155515), (4313, 90035), (8185, 47443), (12485, 31103), (18007, 21565)]