243933765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{1597}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 414201600

約数和(自身を除く): 170267835

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 599, 1597, 1797, 2995, 4791, 7985, 8985, 10183, 23955, 27149, 30549, 50915, 81447, 135745, 152745, 407235, 956603, 2869809, 4783015, 14349045, 16262251, 48786753, 81311255, 243933765]

約数ペア:

[(1, 243933765), (3, 81311255), (5, 48786753), (15, 16262251), (17, 14349045), (51, 4783015), (85, 2869809), (255, 956603), (599, 407235), (1597, 152745), (1797, 135745), (2995, 81447), (4791, 50915), (7985, 30549), (8985, 27149), (10183, 23955)]