30831165

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1667}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 55244160

約数和(自身を除く): 24412995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 1667, 2055, 3699, 5001, 6165, 8335, 15003, 18495, 25005, 45009, 75015, 225045, 228379, 685137, 1141895, 2055411, 3425685, 6166233, 10277055, 30831165]

約数ペア:

[(1, 30831165), (3, 10277055), (5, 6166233), (9, 3425685), (15, 2055411), (27, 1141895), (45, 685137), (135, 228379), (137, 225045), (411, 75015), (685, 45009), (1233, 25005), (1667, 18495), (2055, 15003), (3699, 8335), (5001, 6165)]