27647945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 38330880

約数和(自身を除く): 10682935

約数列:

[1, 5, 13, 19, 61, 65, 95, 247, 305, 367, 793, 1159, 1235, 1835, 3965, 4771, 5795, 6973, 15067, 22387, 23855, 34865, 75335, 90649, 111935, 291031, 425353, 453245, 1455155, 2126765, 5529589, 27647945]

約数ペア:

[(1, 27647945), (5, 5529589), (13, 2126765), (19, 1455155), (61, 453245), (65, 425353), (95, 291031), (247, 111935), (305, 90649), (367, 75335), (793, 34865), (1159, 23855), (1235, 22387), (1835, 15067), (3965, 6973), (4771, 5795)]