71520705

素因数分解:

$3^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{941}}^1$

素因数の和:1518

約数の個数: 32

約数和(自身を含む): 127509120

約数和(自身を除く): 55988415

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 563, 941, 1689, 2815, 2823, 4705, 5067, 8445, 8469, 14115, 15201, 25335, 25407, 42345, 76005, 127035, 529783, 1589349, 2648915, 4768047, 7946745, 14304141, 23840235, 71520705]

約数ペア:

[(1, 71520705), (3, 23840235), (5, 14304141), (9, 7946745), (15, 4768047), (27, 2648915), (45, 1589349), (135, 529783), (563, 127035), (941, 76005), (1689, 42345), (2815, 25407), (2823, 25335), (4705, 15201), (5067, 14115), (8445, 8469)]