388045005

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{911}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 631687680

約数和(自身を除く): 243642675

約数列:

[1, 3, 5, 15, 73, 219, 365, 389, 911, 1095, 1167, 1945, 2733, 4555, 5835, 13665, 28397, 66503, 85191, 141985, 199509, 332515, 354379, 425955, 997545, 1063137, 1771895, 5315685, 25869667, 77609001, 129348335, 388045005]

約数ペア:

[(1, 388045005), (3, 129348335), (5, 77609001), (15, 25869667), (73, 5315685), (219, 1771895), (365, 1063137), (389, 997545), (911, 425955), (1095, 354379), (1167, 332515), (1945, 199509), (2733, 141985), (4555, 85191), (5835, 66503), (13665, 28397)]