16828725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 30051648

約数和(自身を除く): 13222923

約数列:

[1, 3, 5, 15, 17, 25, 51, 67, 75, 85, 197, 201, 255, 335, 425, 591, 985, 1005, 1139, 1275, 1675, 2955, 3349, 3417, 4925, 5025, 5695, 10047, 13199, 14775, 16745, 17085, 28475, 39597, 50235, 65995, 83725, 85425, 197985, 224383, 251175, 329975, 673149, 989925, 1121915, 3365745, 5609575, 16828725]

約数ペア:

[(1, 16828725), (3, 5609575), (5, 3365745), (15, 1121915), (17, 989925), (25, 673149), (51, 329975), (67, 251175), (75, 224383), (85, 197985), (197, 85425), (201, 83725), (255, 65995), (335, 50235), (425, 39597), (591, 28475), (985, 17085), (1005, 16745), (1139, 14775), (1275, 13199), (1675, 10047), (2955, 5695), (3349, 5025), (3417, 4925)]