66731205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2591}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 114213888

約数和(自身を除く): 47482683

約数列:

[1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1515, 1717, 2591, 5151, 7773, 8585, 12955, 25755, 38865, 44047, 132141, 220235, 261691, 660705, 785073, 1308455, 3925365, 4448747, 13346241, 22243735, 66731205]

約数ペア:

[(1, 66731205), (3, 22243735), (5, 13346241), (15, 4448747), (17, 3925365), (51, 1308455), (85, 785073), (101, 660705), (255, 261691), (303, 220235), (505, 132141), (1515, 44047), (1717, 38865), (2591, 25755), (5151, 12955), (7773, 8585)]