7994745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 15634944

約数和(自身を除く): 7640199

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 521, 1023, 1395, 1563, 1705, 2605, 3069, 4689, 5115, 5731, 7815, 15345, 16151, 17193, 23445, 28655, 48453, 51579, 80755, 85965, 145359, 177661, 242265, 257895, 532983, 726795, 888305, 1598949, 2664915, 7994745]

約数ペア:

[(1, 7994745), (3, 2664915), (5, 1598949), (9, 888305), (11, 726795), (15, 532983), (31, 257895), (33, 242265), (45, 177661), (55, 145359), (93, 85965), (99, 80755), (155, 51579), (165, 48453), (279, 28655), (341, 23445), (465, 17193), (495, 16151), (521, 15345), (1023, 7815), (1395, 5731), (1563, 5115), (1705, 4689), (2605, 3069)]