16804125

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 33546240

約数和(自身を除く): 16742115

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 383, 585, 675, 975, 1125, 1149, 1625, 1755, 1915, 2925, 3375, 3447, 4875, 4979, 5745, 8775, 9575, 10341, 14625, 14937, 17235, 24895, 28725, 43875, 44811, 47875, 51705, 74685, 86175, 124475, 134433, 143625, 224055, 258525, 373425, 430875, 622375, 672165, 1120275, 1292625, 1867125, 3360825, 5601375, 16804125]

約数ペア:

[(1, 16804125), (3, 5601375), (5, 3360825), (9, 1867125), (13, 1292625), (15, 1120275), (25, 672165), (27, 622375), (39, 430875), (45, 373425), (65, 258525), (75, 224055), (117, 143625), (125, 134433), (135, 124475), (195, 86175), (225, 74685), (325, 51705), (351, 47875), (375, 44811), (383, 43875), (585, 28725), (675, 24895), (975, 17235), (1125, 14937), (1149, 14625), (1625, 10341), (1755, 9575), (1915, 8775), (2925, 5745), (3375, 4979), (3447, 4875)]