18829125

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{797}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 39836160

約数和(自身を除く): 21007035

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 175, 189, 225, 315, 375, 525, 675, 797, 875, 945, 1125, 1575, 2391, 2625, 3375, 3985, 4725, 5579, 7173, 7875, 11955, 16737, 19925, 21519, 23625, 27895, 35865, 50211, 59775, 83685, 99625, 107595, 139475, 150633, 179325, 251055, 298875, 418425, 537975, 697375, 753165, 896625, 1255275, 2092125, 2689875, 3765825, 6276375, 18829125]

約数ペア:

[(1, 18829125), (3, 6276375), (5, 3765825), (7, 2689875), (9, 2092125), (15, 1255275), (21, 896625), (25, 753165), (27, 697375), (35, 537975), (45, 418425), (63, 298875), (75, 251055), (105, 179325), (125, 150633), (135, 139475), (175, 107595), (189, 99625), (225, 83685), (315, 59775), (375, 50211), (525, 35865), (675, 27895), (797, 23625), (875, 21519), (945, 19925), (1125, 16737), (1575, 11955), (2391, 7875), (2625, 7173), (3375, 5579), (3985, 4725)]