18585675

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 36386064

約数和(自身を除く): 17800389

約数列:

[1, 3, 5, 9, 15, 17, 25, 43, 45, 51, 75, 85, 113, 129, 153, 215, 225, 255, 339, 387, 425, 565, 645, 731, 765, 1017, 1075, 1275, 1695, 1921, 1935, 2193, 2825, 3225, 3655, 3825, 4859, 5085, 5763, 6579, 8475, 9605, 9675, 10965, 14577, 17289, 18275, 24295, 25425, 28815, 32895, 43731, 48025, 54825, 72885, 82603, 86445, 121475, 144075, 164475, 218655, 247809, 364425, 413015, 432225, 743427, 1093275, 1239045, 2065075, 3717135, 6195225, 18585675]

約数ペア:

[(1, 18585675), (3, 6195225), (5, 3717135), (9, 2065075), (15, 1239045), (17, 1093275), (25, 743427), (43, 432225), (45, 413015), (51, 364425), (75, 247809), (85, 218655), (113, 164475), (129, 144075), (153, 121475), (215, 86445), (225, 82603), (255, 72885), (339, 54825), (387, 48025), (425, 43731), (565, 32895), (645, 28815), (731, 25425), (765, 24295), (1017, 18275), (1075, 17289), (1275, 14577), (1695, 10965), (1921, 9675), (1935, 9605), (2193, 8475), (2825, 6579), (3225, 5763), (3655, 5085), (3825, 4859)]