72311805

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2719}}^1$

素因数の和:2930

約数の個数: 32

約数和(自身を含む): 129254400

約数和(自身を除く): 56942595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1773, 2719, 2955, 5319, 8157, 8865, 13595, 24471, 26595, 40785, 73413, 122355, 367065, 535643, 1606929, 2678215, 4820787, 8034645, 14462361, 24103935, 72311805]

約数ペア:

[(1, 72311805), (3, 24103935), (5, 14462361), (9, 8034645), (15, 4820787), (27, 2678215), (45, 1606929), (135, 535643), (197, 367065), (591, 122355), (985, 73413), (1773, 40785), (2719, 26595), (2955, 24471), (5319, 13595), (8157, 8865)]