209320065

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 396748800

約数和(自身を除く): 187428735

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 223, 255, 409, 459, 669, 765, 1115, 1227, 2007, 2045, 2295, 3345, 3681, 3791, 6021, 6135, 6953, 10035, 11043, 11373, 18405, 18955, 20859, 30105, 34119, 34765, 55215, 56865, 62577, 91207, 102357, 104295, 170595, 187731, 273621, 312885, 456035, 511785, 820863, 938655, 1368105, 1550519, 2462589, 4104315, 4651557, 7752595, 12312945, 13954671, 23257785, 41864013, 69773355, 209320065]

約数ペア:

[(1, 209320065), (3, 69773355), (5, 41864013), (9, 23257785), (15, 13954671), (17, 12312945), (27, 7752595), (45, 4651557), (51, 4104315), (85, 2462589), (135, 1550519), (153, 1368105), (223, 938655), (255, 820863), (409, 511785), (459, 456035), (669, 312885), (765, 273621), (1115, 187731), (1227, 170595), (2007, 104295), (2045, 102357), (2295, 91207), (3345, 62577), (3681, 56865), (3791, 55215), (6021, 34765), (6135, 34119), (6953, 30105), (10035, 20859), (11043, 18955), (11373, 18405)]