28826475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 52710912

約数和(自身を除く): 23884437

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 983, 1173, 1275, 1725, 1955, 2949, 4915, 5865, 9775, 14745, 16711, 22609, 24575, 29325, 50133, 67827, 73725, 83555, 113045, 250665, 339135, 384353, 417775, 565225, 1153059, 1253325, 1695675, 1921765, 5765295, 9608825, 28826475]

約数ペア:

[(1, 28826475), (3, 9608825), (5, 5765295), (15, 1921765), (17, 1695675), (23, 1253325), (25, 1153059), (51, 565225), (69, 417775), (75, 384353), (85, 339135), (115, 250665), (255, 113045), (345, 83555), (391, 73725), (425, 67827), (575, 50133), (983, 29325), (1173, 24575), (1275, 22609), (1725, 16711), (1955, 14745), (2949, 9775), (4915, 5865)]